select * from information_schema.columns where table_schema="performance_schema" order by table_name, ordinal_position; TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT IS_GENERATED GENERATION_EXPRESSION def performance_schema accounts USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references The connection's client user name for the connection, or NULL if an internal thread. NEVER NULL def performance_schema accounts HOST 2 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references The connection client's host name, or NULL if an internal thread. NEVER NULL def performance_schema accounts CURRENT_CONNECTIONS 3 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current connections for the account. NEVER NULL def performance_schema accounts TOTAL_CONNECTIONS 4 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Total connections for the account. NEVER NULL def performance_schema cond_instances NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Client user name for the connection, or NULL if an internal thread. NEVER NULL def performance_schema cond_instances OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the instrumented condition. NEVER NULL def performance_schema events_stages_current THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_current EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_current END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_stages_current EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_stages_current SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_stages_current TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_stages_current TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_current TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_current WORK_COMPLETED 9 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units completed for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_current WORK_ESTIMATED 10 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units expected for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_current NESTING_EVENT_ID 11 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_stages_current NESTING_EVENT_TYPE 12 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either transaction, statement, stage or wait. NEVER NULL def performance_schema events_stages_history THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_history EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_history END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_stages_history EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_stages_history SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_stages_history TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_stages_history TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_history TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_history WORK_COMPLETED 9 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units completed for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_history WORK_ESTIMATED 10 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units expected for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_history NESTING_EVENT_ID 11 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_stages_history NESTING_EVENT_TYPE 12 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either transaction, statement, stage or wait. NEVER NULL def performance_schema events_stages_history_long THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_history_long EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_stages_history_long END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_stages_history_long EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_stages_history_long SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_stages_history_long TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_stages_history_long TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_history_long TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_stages_history_long WORK_COMPLETED 9 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units completed for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_history_long WORK_ESTIMATED 10 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of work units expected for the stage. NULL if the stage event progress is not instrumented. NEVER NULL def performance_schema events_stages_history_long NESTING_EVENT_ID 11 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_stages_history_long NESTING_EVENT_TYPE 12 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either transaction, statement, stage or wait. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with HOST and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name HOST 2 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with USER and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name EVENT_NAME 3 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER and HOST for grouping events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events, which includes all timed and untimed events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_account_by_event_name MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name HOST 1 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with HOST for grouping events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events, which includes all timed and untimed events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_host_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_NAME uniquely identifies the row. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with THREAD_ID for grouping events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events, which includes all timed and untimed events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_thread_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER for grouping events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events, which includes all timed and untimed events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_by_user_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_global_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema events_stages_summary_global_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events, which includes all timed and untimed events. NEVER NULL def performance_schema events_stages_summary_global_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_global_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_global_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the timed summarized events. NEVER NULL def performance_schema events_stages_summary_global_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the timed summarized events. NEVER NULL def performance_schema events_statements_current THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_current EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_current END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_statements_current EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_statements_current SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_statements_current TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_statements_current TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_current TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_current LOCK_TIME 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Time in picoseconds spent waiting for locks. The time is calculated in microseconds but stored in picoseconds for compatibility with other timings. NEVER NULL def performance_schema events_statements_current SQL_TEXT 10 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references The SQL statement, or NULL if the command is not associated with an SQL statement. NEVER NULL def performance_schema events_statements_current DIGEST 11 NULL YES varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Statement digest. NEVER NULL def performance_schema events_statements_current DIGEST_TEXT 12 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Statement digest text. NEVER NULL def performance_schema events_statements_current CURRENT_SCHEMA 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Statement's default database for the statement, or NULL if there was none. NEVER NULL def performance_schema events_statements_current OBJECT_TYPE 14 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_current OBJECT_SCHEMA 15 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object schema for nested statements (stored programs). NEVER NULL def performance_schema events_statements_current OBJECT_NAME 16 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object name for nested statements (stored programs). NEVER NULL def performance_schema events_statements_current OBJECT_INSTANCE_BEGIN 17 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the statement object. NEVER NULL def performance_schema events_statements_current MYSQL_ERRNO 18 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Error code. See MariaDB Error Codes for a full list. NEVER NULL def performance_schema events_statements_current RETURNED_SQLSTATE 19 NULL YES varchar 5 15 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(5) select,insert,update,references The SQLSTATE value. NEVER NULL def performance_schema events_statements_current MESSAGE_TEXT 20 NULL YES varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Statement error message. See MariaDB Error Codes. NEVER NULL def performance_schema events_statements_current ERRORS 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if SQLSTATE signifies completion (starting with 00) or warning (01), otherwise 1. NEVER NULL def performance_schema events_statements_current WARNINGS 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of warnings from the diagnostics area. NEVER NULL def performance_schema events_statements_current ROWS_AFFECTED 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows affected the statement affected. NEVER NULL def performance_schema events_statements_current ROWS_SENT 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows returned. NEVER NULL def performance_schema events_statements_current ROWS_EXAMINED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows read during the statement's execution. NEVER NULL def performance_schema events_statements_current CREATED_TMP_DISK_TABLES 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of on-disk temp tables created by the statement. NEVER NULL def performance_schema events_statements_current CREATED_TMP_TABLES 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of temp tables created by the statement. NEVER NULL def performance_schema events_statements_current SELECT_FULL_JOIN 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which did not use an index. NEVER NULL def performance_schema events_statements_current SELECT_FULL_RANGE_JOIN 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range search of the first table. NEVER NULL def performance_schema events_statements_current SELECT_RANGE 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range of the first table. NEVER NULL def performance_schema events_statements_current SELECT_RANGE_CHECK 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins without keys performed by the statement that check for key usage after each row. NEVER NULL def performance_schema events_statements_current SELECT_SCAN 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a full scan of the first table. NEVER NULL def performance_schema events_statements_current SORT_MERGE_PASSES 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of merge passes by the sort algorithm performed by the statement. If too high, you may need to increase the sort_buffer_size. NEVER NULL def performance_schema events_statements_current SORT_RANGE 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a range. NEVER NULL def performance_schema events_statements_current SORT_ROWS 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows sorted by the statement. NEVER NULL def performance_schema events_statements_current SORT_SCAN 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a full table scan. NEVER NULL def performance_schema events_statements_current NO_INDEX_USED 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if the statement performed a table scan with an index, 1 if without an index. NEVER NULL def performance_schema events_statements_current NO_GOOD_INDEX_USED 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if a good index was found for the statement, 1 if no good index was found. See the Range checked for each record description in the EXPLAIN article. NEVER NULL def performance_schema events_statements_current NESTING_EVENT_ID 39 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL for top level statements. The parent statement event id for nested statements (stored programs). NEVER NULL def performance_schema events_statements_current NESTING_EVENT_TYPE 40 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references NULL for top level statements. The parent statement event type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_current NESTING_EVENT_LEVEL 41 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references 0 for top level statements. The parent statement level plus 1 for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_history EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_history END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_statements_history EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_statements_history SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_statements_history TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_statements_history TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_history TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_history LOCK_TIME 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Time in picoseconds spent waiting for locks. The time is calculated in microseconds but stored in picoseconds for compatibility with other timings. NEVER NULL def performance_schema events_statements_history SQL_TEXT 10 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references The SQL statement, or NULL if the command is not associated with an SQL statement. NEVER NULL def performance_schema events_statements_history DIGEST 11 NULL YES varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Statement digest. NEVER NULL def performance_schema events_statements_history DIGEST_TEXT 12 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Statement digest text. NEVER NULL def performance_schema events_statements_history CURRENT_SCHEMA 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Statement's default database for the statement, or NULL if there was none. NEVER NULL def performance_schema events_statements_history OBJECT_TYPE 14 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history OBJECT_SCHEMA 15 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object schema for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history OBJECT_NAME 16 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object name for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history OBJECT_INSTANCE_BEGIN 17 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the statement object. NEVER NULL def performance_schema events_statements_history MYSQL_ERRNO 18 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Error code. See MariaDB Error Codes for a full list. NEVER NULL def performance_schema events_statements_history RETURNED_SQLSTATE 19 NULL YES varchar 5 15 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(5) select,insert,update,references The SQLSTATE value. NEVER NULL def performance_schema events_statements_history MESSAGE_TEXT 20 NULL YES varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Statement error message. See MariaDB Error Codes. NEVER NULL def performance_schema events_statements_history ERRORS 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if SQLSTATE signifies completion (starting with 00) or warning (01), otherwise 1. NEVER NULL def performance_schema events_statements_history WARNINGS 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of warnings from the diagnostics area. NEVER NULL def performance_schema events_statements_history ROWS_AFFECTED 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows affected the statement affected. NEVER NULL def performance_schema events_statements_history ROWS_SENT 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows returned. NEVER NULL def performance_schema events_statements_history ROWS_EXAMINED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows read during the statement's execution. NEVER NULL def performance_schema events_statements_history CREATED_TMP_DISK_TABLES 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of on-disk temp tables created by the statement. NEVER NULL def performance_schema events_statements_history CREATED_TMP_TABLES 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of temp tables created by the statement. NEVER NULL def performance_schema events_statements_history SELECT_FULL_JOIN 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which did not use an index. NEVER NULL def performance_schema events_statements_history SELECT_FULL_RANGE_JOIN 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range search of the first table. NEVER NULL def performance_schema events_statements_history SELECT_RANGE 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range of the first table. NEVER NULL def performance_schema events_statements_history SELECT_RANGE_CHECK 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins without keys performed by the statement that check for key usage after each row. NEVER NULL def performance_schema events_statements_history SELECT_SCAN 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a full scan of the first table. NEVER NULL def performance_schema events_statements_history SORT_MERGE_PASSES 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of merge passes by the sort algorithm performed by the statement. If too high, you may need to increase the sort_buffer_size. NEVER NULL def performance_schema events_statements_history SORT_RANGE 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a range. NEVER NULL def performance_schema events_statements_history SORT_ROWS 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows sorted by the statement. NEVER NULL def performance_schema events_statements_history SORT_SCAN 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a full table scan. NEVER NULL def performance_schema events_statements_history NO_INDEX_USED 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if the statement performed a table scan with an index, 1 if without an index. NEVER NULL def performance_schema events_statements_history NO_GOOD_INDEX_USED 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if a good index was found for the statement, 1 if no good index was found. See the Range checked for each record description in the EXPLAIN article. NEVER NULL def performance_schema events_statements_history NESTING_EVENT_ID 39 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL for top level statements. The parent statement event id for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history NESTING_EVENT_TYPE 40 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references NULL for top level statements. The parent statement event type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history NESTING_EVENT_LEVEL 41 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references 0 for top level statements. The parent statement level plus 1 for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_history_long EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_statements_history_long END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_statements_history_long EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_statements_history_long SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_statements_history_long TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_statements_history_long TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_history_long TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_statements_history_long LOCK_TIME 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Time in picoseconds spent waiting for locks. The time is calculated in microseconds but stored in picoseconds for compatibility with other timings. NEVER NULL def performance_schema events_statements_history_long SQL_TEXT 10 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references The SQL statement, or NULL if the command is not associated with an SQL statement. NEVER NULL def performance_schema events_statements_history_long DIGEST 11 NULL YES varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Statement digest. NEVER NULL def performance_schema events_statements_history_long DIGEST_TEXT 12 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Statement digest text. NEVER NULL def performance_schema events_statements_history_long CURRENT_SCHEMA 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Statement's default database for the statement, or NULL if there was none. NEVER NULL def performance_schema events_statements_history_long OBJECT_TYPE 14 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long OBJECT_SCHEMA 15 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object schema for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long OBJECT_NAME 16 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for top level statements. The parent statement object name for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long OBJECT_INSTANCE_BEGIN 17 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the statement object. NEVER NULL def performance_schema events_statements_history_long MYSQL_ERRNO 18 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Error code. See MariaDB Error Codes for a full list. NEVER NULL def performance_schema events_statements_history_long RETURNED_SQLSTATE 19 NULL YES varchar 5 15 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(5) select,insert,update,references The SQLSTATE value. NEVER NULL def performance_schema events_statements_history_long MESSAGE_TEXT 20 NULL YES varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Statement error message. See MariaDB Error Codes. NEVER NULL def performance_schema events_statements_history_long ERRORS 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if SQLSTATE signifies completion (starting with 00) or warning (01), otherwise 1. NEVER NULL def performance_schema events_statements_history_long WARNINGS 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of warnings from the diagnostics area. NEVER NULL def performance_schema events_statements_history_long ROWS_AFFECTED 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows affected the statement affected. NEVER NULL def performance_schema events_statements_history_long ROWS_SENT 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows returned. NEVER NULL def performance_schema events_statements_history_long ROWS_EXAMINED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows read during the statement's execution. NEVER NULL def performance_schema events_statements_history_long CREATED_TMP_DISK_TABLES 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of on-disk temp tables created by the statement. NEVER NULL def performance_schema events_statements_history_long CREATED_TMP_TABLES 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of temp tables created by the statement. NEVER NULL def performance_schema events_statements_history_long SELECT_FULL_JOIN 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which did not use an index. NEVER NULL def performance_schema events_statements_history_long SELECT_FULL_RANGE_JOIN 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range search of the first table. NEVER NULL def performance_schema events_statements_history_long SELECT_RANGE 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a range of the first table. NEVER NULL def performance_schema events_statements_history_long SELECT_RANGE_CHECK 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins without keys performed by the statement that check for key usage after each row. NEVER NULL def performance_schema events_statements_history_long SELECT_SCAN 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of joins performed by the statement which used a full scan of the first table. NEVER NULL def performance_schema events_statements_history_long SORT_MERGE_PASSES 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of merge passes by the sort algorithm performed by the statement. If too high, you may need to increase the sort_buffer_size. NEVER NULL def performance_schema events_statements_history_long SORT_RANGE 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a range. NEVER NULL def performance_schema events_statements_history_long SORT_ROWS 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of rows sorted by the statement. NEVER NULL def performance_schema events_statements_history_long SORT_SCAN 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of sorts performed by the statement which used a full table scan. NEVER NULL def performance_schema events_statements_history_long NO_INDEX_USED 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if the statement performed a table scan with an index, 1 if without an index. NEVER NULL def performance_schema events_statements_history_long NO_GOOD_INDEX_USED 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references 0 if a good index was found for the statement, 1 if no good index was found. See the Range checked for each record description in the EXPLAIN article. NEVER NULL def performance_schema events_statements_history_long NESTING_EVENT_ID 39 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL for top level statements. The parent statement event id for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long NESTING_EVENT_TYPE 40 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references NULL for top level statements. The parent statement event type for nested statements (stored programs). NEVER NULL def performance_schema events_statements_history_long NESTING_EVENT_LEVEL 41 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references 0 for top level statements. The parent statement level plus 1 for nested statements (stored programs). NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with HOST and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name HOST 2 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with USER and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name EVENT_NAME 3 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER and HOST for grouping events. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_LOCK_TIME 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_ERRORS 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_WARNINGS 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_ROWS_AFFECTED 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_ROWS_SENT 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_ROWS_EXAMINED 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_CREATED_TMP_DISK_TABLES 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_CREATED_TMP_TABLES 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SELECT_FULL_JOIN 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SELECT_FULL_RANGE_JOIN 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SELECT_RANGE 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SELECT_RANGE_CHECK 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SELECT_SCAN 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SORT_MERGE_PASSES 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SORT_RANGE 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SORT_ROWS 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_SORT_SCAN 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_NO_INDEX_USED 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_account_by_event_name SUM_NO_GOOD_INDEX_USED 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SCHEMA_NAME 1 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Database name. Records are summarised together with DIGEST. NEVER NULL def performance_schema events_statements_summary_by_digest DIGEST 2 NULL YES varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Performance Schema digest. Records are summarised together with SCHEMA NAME. NEVER NULL def performance_schema events_statements_summary_by_digest DIGEST_TEXT 3 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references The unhashed form of the digest. NEVER NULL def performance_schema events_statements_summary_by_digest COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_by_digest SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_digest MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_digest AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_digest MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_LOCK_TIME 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_ERRORS 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_WARNINGS 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_ROWS_AFFECTED 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_ROWS_SENT 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_ROWS_EXAMINED 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_CREATED_TMP_DISK_TABLES 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_CREATED_TMP_TABLES 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SELECT_FULL_JOIN 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SELECT_FULL_RANGE_JOIN 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SELECT_RANGE 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SELECT_RANGE_CHECK 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SELECT_SCAN 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SORT_MERGE_PASSES 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SORT_RANGE 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SORT_ROWS 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_SORT_SCAN 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_NO_INDEX_USED 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest SUM_NO_GOOD_INDEX_USED 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_digest FIRST_SEEN 28 '0000-00-00 00:00:00' NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Time at which the digest was first seen. NEVER NULL def performance_schema events_statements_summary_by_digest LAST_SEEN 29 '0000-00-00 00:00:00' NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Time at which the digest was most recently seen. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name HOST 1 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with HOST for grouping events. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_LOCK_TIME 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_currentd table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_ERRORS 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_WARNINGS 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_ROWS_AFFECTED 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_ROWS_SENT 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_ROWS_EXAMINED 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_CREATED_TMP_DISK_TABLES 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_CREATED_TMP_TABLES 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SELECT_FULL_JOIN 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SELECT_FULL_RANGE_JOIN 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOINW column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SELECT_RANGE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SELECT_RANGE_CHECK 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SELECT_SCAN 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SORT_MERGE_PASSES 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SORT_RANGE 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SORT_ROWS 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_SORT_SCAN 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_NO_INDEX_USED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_host_by_event_name SUM_NO_GOOD_INDEX_USED 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_program OBJECT_TYPE 1 NULL YES enum 9 27 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('EVENT','FUNCTION','PROCEDURE','TABLE','TRIGGER') select,insert,update,references Object type for which the summary is generated. NEVER NULL def performance_schema events_statements_summary_by_program OBJECT_SCHEMA 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The schema of the object for which the summary is generated. NEVER NULL def performance_schema events_statements_summary_by_program OBJECT_NAME 3 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The name of the object for which the summary is generated. NEVER NULL def performance_schema events_statements_summary_by_program COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events (from events_statements_current). This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_statements_summary_by_program SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_statements_summary_by_program MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_statements_summary_by_program AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_statements_summary_by_program MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_statements_summary_by_program COUNT_STATEMENTS 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of nested statements invoked during stored program execution. NEVER NULL def performance_schema events_statements_summary_by_program SUM_STATEMENTS_WAIT 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed statements. This value is calculated only for timed statements because nontimed statements have a wait time of NULL. The same is true for the other xxx_STATEMENT_WAIT values. NEVER NULL def performance_schema events_statements_summary_by_program MIN_STATEMENTS_WAIT 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed statements. NEVER NULL def performance_schema events_statements_summary_by_program AVG_STATEMENTS_WAIT 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed statements. NEVER NULL def performance_schema events_statements_summary_by_program MAX_STATEMENTS_WAIT 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_LOCK_TIME 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total time spent (in picoseconds) waiting for table locks for the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_ERRORS 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of errors that occurend for the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_WARNINGS 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of warnings that occurend for the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_ROWS_AFFECTED 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of affected rows by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_ROWS_SENT 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of rows returned by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_ROWS_EXAMINED 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of rows examined by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_CREATED_TMP_DISK_TABLES 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of on-disk temporary tables created by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_CREATED_TMP_TABLES 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of in-memory temporary tables created by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SELECT_FULL_JOIN 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of full joins executed by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SELECT_FULL_RANGE_JOIN 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of range search joins executed by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SELECT_RANGE 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that used ranges on the first table executed by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SELECT_RANGE_CHECK 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that check for key usage after each row executed by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SELECT_SCAN 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that did a full scan of the first table executed by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SORT_MERGE_PASSES 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of merge passes that the sort algorithm has had to do for the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SORT_RANGE 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorts that were done using ranges for the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SORT_ROWS 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorted rows that were sorted by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_SORT_SCAN 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorts that were done by scanning the table by the summarized statements. NEVER NULL def performance_schema events_statements_summary_by_program SUM_NO_INDEX_USED 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of statements that performed a table scan without using an index. NEVER NULL def performance_schema events_statements_summary_by_program SUM_NO_GOOD_INDEX_USED 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of statements where no good index was found. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_NAME uniquely identifies the row. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with THREAD_ID for grouping events. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_LOCK_TIME 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_ERRORS 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_WARNINGS 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_ROWS_AFFECTED 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_ROWS_SENT 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_ROWS_EXAMINED 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_CREATED_TMP_DISK_TABLES 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_CREATED_TMP_TABLES 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SELECT_FULL_JOIN 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SELECT_FULL_RANGE_JOIN 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SELECT_RANGE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SELECT_RANGE_CHECK 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SELECT_SCAN 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SORT_MERGE_PASSES 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SORT_RANGE 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SORT_ROWS 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_SORT_SCAN 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_NO_INDEX_USED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_thread_by_event_name SUM_NO_GOOD_INDEX_USED 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER for grouping events. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_LOCK_TIME 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_ERRORS 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_WARNINGS 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_ROWS_AFFECTED 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_ROWS_SENT 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_ROWS_EXAMINED 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_CREATED_TMP_DISK_TABLES 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_CREATED_TMP_TABLES 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SELECT_FULL_JOIN 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SELECT_FULL_RANGE_JOIN 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SELECT_RANGE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SELECT_RANGE_CHECK 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SELECT_SCAN 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SORT_MERGE_PASSES 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SORT_RANGE 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SORT_ROWS 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_SORT_SCAN 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_NO_INDEX_USED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_by_user_by_event_name SUM_NO_GOOD_INDEX_USED 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema events_statements_summary_global_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_global_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_global_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_global_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_LOCK_TIME 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the LOCK_TIME column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_ERRORS 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ERRORS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_WARNINGS 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the WARNINGS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_ROWS_AFFECTED 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_AFFECTED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_ROWS_SENT 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_SENT column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_ROWS_EXAMINED 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the ROWS_EXAMINED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_CREATED_TMP_DISK_TABLES 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_CREATED_TMP_TABLES 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the CREATED_TMP_TABLES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SELECT_FULL_JOIN 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SELECT_FULL_RANGE_JOIN 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SELECT_RANGE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SELECT_RANGE_CHECK 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_RANGE_CHECK column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SELECT_SCAN 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SELECT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SORT_MERGE_PASSES 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_MERGE_PASSES column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SORT_RANGE 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_RANGE column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SORT_ROWS 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_ROWS column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_SORT_SCAN 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the SORT_SCAN column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_NO_INDEX_USED 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_statements_summary_global_by_event_name SUM_NO_GOOD_INDEX_USED 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table. NEVER NULL def performance_schema events_transactions_current THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread associated with the event. NEVER NULL def performance_schema events_transactions_current EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The event id associated with the event. NEVER NULL def performance_schema events_transactions_current END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references This column is set to NULL when the event starts and updated to the thread current event number when the event ends. NEVER NULL def performance_schema events_transactions_current EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references The name of the instrument from which the event was collected. This is a NAME value from the setup_instruments table. NEVER NULL def performance_schema events_transactions_current STATE 5 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ACTIVE','COMMITTED','ROLLED BACK') select,insert,update,references The current transaction state. The value is ACTIVE (after START TRANSACTION or BEGIN), COMMITTED (after COMMIT), or ROLLED BACK (after ROLLBACK). NEVER NULL def performance_schema events_transactions_current TRX_ID 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_current GTID 7 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction GTID, using the format DOMAIN-SERVER_ID-SEQUENCE_NO. NEVER NULL def performance_schema events_transactions_current XID_FORMAT_ID 8 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references XA transaction format ID for GTRID and BQUAL values. NEVER NULL def performance_schema events_transactions_current XID_GTRID 9 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA global transaction ID. NEVER NULL def performance_schema events_transactions_current XID_BQUAL 10 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA transaction branch qualifier. NEVER NULL def performance_schema events_transactions_current XA_STATE 11 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The state of the XA transaction. The value is ACTIVE (after XA START), IDLE (after XA END), PREPARED (after XA PREPARE), ROLLED BACK (after XA ROLLBACK), or COMMITTED (after XA COMMIT). NEVER NULL def performance_schema events_transactions_current SOURCE 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The name of the source file containing the instrumented code that produced the event and the line number in the file at which the instrumentation occurs. NEVER NULL def performance_schema events_transactions_current TIMER_START 13 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing started. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_current TIMER_END 14 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing ended. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_current TIMER_WAIT 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. Event duration. NULL if event has not timing information. NEVER NULL def performance_schema events_transactions_current ACCESS_MODE 16 NULL YES enum 10 30 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('READ ONLY','READ WRITE') select,insert,update,references Transaction access mode. NEVER NULL def performance_schema events_transactions_current ISOLATION_LEVEL 17 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction isolation level. One of: REPEATABLE READ, READ COMMITTED, READ UNCOMMITTED, or SERIALIZABLE. NEVER NULL def performance_schema events_transactions_current AUTOCOMMIT 18 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether autcommit mode was enabled when the transaction started. NEVER NULL def performance_schema events_transactions_current NUMBER_OF_SAVEPOINTS 19 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_current NUMBER_OF_ROLLBACK_TO_SAVEPOINT 20 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of ROLLBACK_TO_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_current NUMBER_OF_RELEASE_SAVEPOINT 21 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of RELEASE_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_current OBJECT_INSTANCE_BEGIN 22 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_current NESTING_EVENT_ID 23 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The EVENT_ID value of the event within which this event is nested. NEVER NULL def performance_schema events_transactions_current NESTING_EVENT_TYPE 24 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references The nesting event type. NEVER NULL def performance_schema events_transactions_history THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread associated with the event. NEVER NULL def performance_schema events_transactions_history EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The event id associated with the event. NEVER NULL def performance_schema events_transactions_history END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references This column is set to NULL when the event starts and updated to the thread current event number when the event ends. NEVER NULL def performance_schema events_transactions_history EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references The name of the instrument from which the event was collected. This is a NAME value from the setup_instruments table. NEVER NULL def performance_schema events_transactions_history STATE 5 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ACTIVE','COMMITTED','ROLLED BACK') select,insert,update,references The current transaction state. The value is ACTIVE (after START TRANSACTION or BEGIN), COMMITTED (after COMMIT), or ROLLED BACK (after ROLLBACK). NEVER NULL def performance_schema events_transactions_history TRX_ID 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_history GTID 7 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction GTID, using the format DOMAIN-SERVER_ID-SEQUENCE_NO. NEVER NULL def performance_schema events_transactions_history XID_FORMAT_ID 8 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references XA transaction format ID for GTRID and BQUAL values. NEVER NULL def performance_schema events_transactions_history XID_GTRID 9 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA global transaction ID. NEVER NULL def performance_schema events_transactions_history XID_BQUAL 10 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA transaction branch qualifier. NEVER NULL def performance_schema events_transactions_history XA_STATE 11 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The state of the XA transaction. The value is ACTIVE (after XA START), IDLE (after XA END), PREPARED (after XA PREPARE), ROLLED BACK (after XA ROLLBACK), or COMMITTED (after XA COMMIT). NEVER NULL def performance_schema events_transactions_history SOURCE 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The name of the source file containing the instrumented code that produced the event and the line number in the file at which the instrumentation occurs. NEVER NULL def performance_schema events_transactions_history TIMER_START 13 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing started. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_history TIMER_END 14 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing ended. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_history TIMER_WAIT 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. Event duration. NULL if event has not timing information. NEVER NULL def performance_schema events_transactions_history ACCESS_MODE 16 NULL YES enum 10 30 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('READ ONLY','READ WRITE') select,insert,update,references Transaction access mode. NEVER NULL def performance_schema events_transactions_history ISOLATION_LEVEL 17 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction isolation level. One of: REPEATABLE READ, READ COMMITTED, READ UNCOMMITTED, or SERIALIZABLE. NEVER NULL def performance_schema events_transactions_history AUTOCOMMIT 18 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether autcommit mode was enabled when the transaction started. NEVER NULL def performance_schema events_transactions_history NUMBER_OF_SAVEPOINTS 19 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history NUMBER_OF_ROLLBACK_TO_SAVEPOINT 20 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of ROLLBACK_TO_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history NUMBER_OF_RELEASE_SAVEPOINT 21 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of RELEASE_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history OBJECT_INSTANCE_BEGIN 22 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_history NESTING_EVENT_ID 23 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The EVENT_ID value of the event within which this event is nested. NEVER NULL def performance_schema events_transactions_history NESTING_EVENT_TYPE 24 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references The nesting event type. NEVER NULL def performance_schema events_transactions_history_long THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread associated with the event. NEVER NULL def performance_schema events_transactions_history_long EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The event id associated with the event. NEVER NULL def performance_schema events_transactions_history_long END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references This column is set to NULL when the event starts and updated to the thread current event number when the event ends. NEVER NULL def performance_schema events_transactions_history_long EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references The name of the instrument from which the event was collected. This is a NAME value from the setup_instruments table. NEVER NULL def performance_schema events_transactions_history_long STATE 5 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ACTIVE','COMMITTED','ROLLED BACK') select,insert,update,references The current transaction state. The value is ACTIVE (after START TRANSACTION or BEGIN), COMMITTED (after COMMIT), or ROLLED BACK (after ROLLBACK). NEVER NULL def performance_schema events_transactions_history_long TRX_ID 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_history_long GTID 7 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction GTID, using the format DOMAIN-SERVER_ID-SEQUENCE_NO. NEVER NULL def performance_schema events_transactions_history_long XID_FORMAT_ID 8 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references XA transaction format ID for GTRID and BQUAL values. NEVER NULL def performance_schema events_transactions_history_long XID_GTRID 9 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA global transaction ID. NEVER NULL def performance_schema events_transactions_history_long XID_BQUAL 10 NULL YES varchar 130 390 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(130) select,insert,update,references XA transaction branch qualifier. NEVER NULL def performance_schema events_transactions_history_long XA_STATE 11 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The state of the XA transaction. The value is ACTIVE (after XA START), IDLE (after XA END), PREPARED (after XA PREPARE), ROLLED BACK (after XA ROLLBACK), or COMMITTED (after XA COMMIT). NEVER NULL def performance_schema events_transactions_history_long SOURCE 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The name of the source file containing the instrumented code that produced the event and the line number in the file at which the instrumentation occurs. NEVER NULL def performance_schema events_transactions_history_long TIMER_START 13 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing started. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_history_long TIMER_END 14 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. When event timing ended. NULL if event has no timing information. NEVER NULL def performance_schema events_transactions_history_long TIMER_WAIT 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The unit is picoseconds. Event duration. NULL if event has not timing information. NEVER NULL def performance_schema events_transactions_history_long ACCESS_MODE 16 NULL YES enum 10 30 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('READ ONLY','READ WRITE') select,insert,update,references Transaction access mode. NEVER NULL def performance_schema events_transactions_history_long ISOLATION_LEVEL 17 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Transaction isolation level. One of: REPEATABLE READ, READ COMMITTED, READ UNCOMMITTED, or SERIALIZABLE. NEVER NULL def performance_schema events_transactions_history_long AUTOCOMMIT 18 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether autcommit mode was enabled when the transaction started. NEVER NULL def performance_schema events_transactions_history_long NUMBER_OF_SAVEPOINTS 19 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history_long NUMBER_OF_ROLLBACK_TO_SAVEPOINT 20 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of ROLLBACK_TO_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history_long NUMBER_OF_RELEASE_SAVEPOINT 21 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of RELEASE_SAVEPOINT statements issued during the transaction. NEVER NULL def performance_schema events_transactions_history_long OBJECT_INSTANCE_BEGIN 22 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Unused. NEVER NULL def performance_schema events_transactions_history_long NESTING_EVENT_ID 23 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The EVENT_ID value of the event within which this event is nested. NEVER NULL def performance_schema events_transactions_history_long NESTING_EVENT_TYPE 24 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references The nesting event type. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name HOST 2 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name EVENT_NAME 3 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events. This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name COUNT_READ_WRITE 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name SUM_TIMER_READ_WRITE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MIN_TIMER_READ_WRITE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name AVG_TIMER_READ_WRITE 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MAX_TIMER_READ_WRITE 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name COUNT_READ_ONLY 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name SUM_TIMER_READ_ONLY 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MIN_TIMER_READ_ONLY 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name AVG_TIMER_READ_ONLY 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_account_by_event_name MAX_TIMER_READ_ONLY 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name HOST 1 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events. This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name COUNT_READ_WRITE 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name SUM_TIMER_READ_WRITE 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MIN_TIMER_READ_WRITE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name AVG_TIMER_READ_WRITE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MAX_TIMER_READ_WRITE 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name COUNT_READ_ONLY 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name SUM_TIMER_READ_ONLY 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MIN_TIMER_READ_ONLY 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name AVG_TIMER_READ_ONLY 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_host_by_event_name MAX_TIMER_READ_ONLY 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events. This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name COUNT_READ_WRITE 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name SUM_TIMER_READ_WRITE 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MIN_TIMER_READ_WRITE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name AVG_TIMER_READ_WRITE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MAX_TIMER_READ_WRITE 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name COUNT_READ_ONLY 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name SUM_TIMER_READ_ONLY 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MIN_TIMER_READ_ONLY 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name AVG_TIMER_READ_ONLY 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_thread_by_event_name MAX_TIMER_READ_ONLY 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events. This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name COUNT_READ_WRITE 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name SUM_TIMER_READ_WRITE 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MIN_TIMER_READ_WRITE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name AVG_TIMER_READ_WRITE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MAX_TIMER_READ_WRITE 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name COUNT_READ_ONLY 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name SUM_TIMER_READ_ONLY 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MIN_TIMER_READ_ONLY 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name AVG_TIMER_READ_ONLY 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_by_user_by_event_name MAX_TIMER_READ_ONLY 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name for which summary is generated. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of summarized events. This value includes all events, whether timed or nontimed. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of the summarized timed events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name COUNT_READ_WRITE 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name SUM_TIMER_READ_WRITE 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MIN_TIMER_READ_WRITE 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name AVG_TIMER_READ_WRITE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MAX_TIMER_READ_WRITE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ/WRITE transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name COUNT_READ_ONLY 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name SUM_TIMER_READ_ONLY 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MIN_TIMER_READ_ONLY 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The minimum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name AVG_TIMER_READ_ONLY 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The average wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_transactions_summary_global_by_event_name MAX_TIMER_READ_ONLY 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The maximum wait time of only READ ONLY transaction events. NEVER NULL def performance_schema events_waits_current THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_current EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_current END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_waits_current EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_waits_current SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_waits_current TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_waits_current TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_current TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_current SPINS 9 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Number of spin rounds for a mutex, or NULL if spin rounds are not used, or spinning is not instrumented. NEVER NULL def performance_schema events_waits_current OBJECT_SCHEMA 10 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the schema that contains the table for table I/O objects, otherwise NULL for file I/O and synchronization objects. NEVER NULL def performance_schema events_waits_current OBJECT_NAME 11 NULL YES varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references File name for file I/O objects, table name for table I/O objects, the socket's IP:PORT value for a socket object or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_current INDEX_NAME 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the index, PRIMARY for the primary key, or NULL for no index used. NEVER NULL def performance_schema events_waits_current OBJECT_TYPE 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references FILE for a file object, TABLE or TEMPORARY TABLE for a table object, or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_current OBJECT_INSTANCE_BEGIN 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the object. NEVER NULL def performance_schema events_waits_current NESTING_EVENT_ID 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_waits_current NESTING_EVENT_TYPE 16 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either statement, stage or wait. NEVER NULL def performance_schema events_waits_current OPERATION 17 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Operation type, for example read, write or lock NEVER NULL def performance_schema events_waits_current NUMBER_OF_BYTES 18 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of bytes that the operation read or wrote, or NULL for table I/O waits. NEVER NULL def performance_schema events_waits_current FLAGS 19 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Reserved for use in the future. NEVER NULL def performance_schema events_waits_history THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_history EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_history END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_waits_history EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_waits_history SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_waits_history TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_waits_history TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_history TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_history SPINS 9 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Number of spin rounds for a mutex, or NULL if spin rounds are not used, or spinning is not instrumented. NEVER NULL def performance_schema events_waits_history OBJECT_SCHEMA 10 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the schema that contains the table for table I/O objects, otherwise NULL for file I/O and synchronization objects. NEVER NULL def performance_schema events_waits_history OBJECT_NAME 11 NULL YES varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references File name for file I/O objects, table name for table I/O objects, the socket's IP:PORT value for a socket object or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_history INDEX_NAME 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the index, PRIMARY for the primary key, or NULL for no index used. NEVER NULL def performance_schema events_waits_history OBJECT_TYPE 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references FILE for a file object, TABLE or TEMPORARY TABLE for a table object, or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_history OBJECT_INSTANCE_BEGIN 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the object. NEVER NULL def performance_schema events_waits_history NESTING_EVENT_ID 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_waits_history NESTING_EVENT_TYPE 16 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either statement, stage or wait. NEVER NULL def performance_schema events_waits_history OPERATION 17 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Operation type, for example read, write or lock NEVER NULL def performance_schema events_waits_history NUMBER_OF_BYTES 18 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of bytes that the operation read or wrote, or NULL for table I/O waits. NEVER NULL def performance_schema events_waits_history FLAGS 19 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Reserved for use in the future. NEVER NULL def performance_schema events_waits_history_long THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_history_long EVENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. NEVER NULL def performance_schema events_waits_history_long END_EVENT_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references NULL when the event starts, set to the thread's current event number at the end of the event. NEVER NULL def performance_schema events_waits_history_long EVENT_NAME 4 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event instrument name and a NAME from the setup_instruments table NEVER NULL def performance_schema events_waits_history_long SOURCE 5 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name and line number of the source file containing the instrumented code that produced the event. NEVER NULL def performance_schema events_waits_history_long TIMER_START 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing started or NULL if timing is not collected. NEVER NULL def performance_schema events_waits_history_long TIMER_END 7 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_history_long TIMER_WAIT 8 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. NEVER NULL def performance_schema events_waits_history_long SPINS 9 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Number of spin rounds for a mutex, or NULL if spin rounds are not used, or spinning is not instrumented. NEVER NULL def performance_schema events_waits_history_long OBJECT_SCHEMA 10 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the schema that contains the table for table I/O objects, otherwise NULL for file I/O and synchronization objects. NEVER NULL def performance_schema events_waits_history_long OBJECT_NAME 11 NULL YES varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references File name for file I/O objects, table name for table I/O objects, the socket's IP:PORT value for a socket object or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_history_long INDEX_NAME 12 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the index, PRIMARY for the primary key, or NULL for no index used. NEVER NULL def performance_schema events_waits_history_long OBJECT_TYPE 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references FILE for a file object, TABLE or TEMPORARY TABLE for a table object, or NULL for a synchronization object. NEVER NULL def performance_schema events_waits_history_long OBJECT_INSTANCE_BEGIN 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the object. NEVER NULL def performance_schema events_waits_history_long NESTING_EVENT_ID 15 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references EVENT_ID of event within which this event nests. NEVER NULL def performance_schema events_waits_history_long NESTING_EVENT_TYPE 16 NULL YES enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('TRANSACTION','STATEMENT','STAGE','WAIT') select,insert,update,references Nesting event type. Either statement, stage or wait. NEVER NULL def performance_schema events_waits_history_long OPERATION 17 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Operation type, for example read, write or lock NEVER NULL def performance_schema events_waits_history_long NUMBER_OF_BYTES 18 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of bytes that the operation read or wrote, or NULL for table I/O waits. NEVER NULL def performance_schema events_waits_history_long FLAGS 19 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Reserved for use in the future. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with HOST and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name HOST 2 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with USER and EVENT_NAME for grouping events. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name EVENT_NAME 3 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER and HOST for grouping events. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_account_by_event_name MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name HOST 1 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER and HOST for grouping events. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_host_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_instance EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with OBJECT_INSTANCE_BEGIN for grouping events. NEVER NULL def performance_schema events_waits_summary_by_instance OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references If an instrument creates multiple instances, each instance has a unique OBJECT_INSTANCE_BEGIN value to allow for grouping by instance. NEVER NULL def performance_schema events_waits_summary_by_instance COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_by_instance SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_instance MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_instance AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_instance MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread associated with the event. Together with EVENT_NAME uniquely identifies the row. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with THREAD_ID for grouping events. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_thread_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User. Used together with EVENT_NAME for grouping events. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. Used together with USER for grouping events. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_by_user_by_event_name MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_global_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema events_waits_summary_global_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema events_waits_summary_global_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_global_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_global_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema events_waits_summary_global_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema file_instances FILE_NAME 1 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references File name. NEVER NULL def performance_schema file_instances EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Instrument name associated with the file. NEVER NULL def performance_schema file_instances OPEN_COUNT 3 NULL NO int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Open handles on the file. A value of greater than zero means that the file is currently open. NEVER NULL def performance_schema file_summary_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema file_summary_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema file_summary_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_event_name COUNT_READ 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, including FGETS, FGETC, FREAD, and READ. NEVER NULL def performance_schema file_summary_by_event_name SUM_TIMER_READ 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MIN_TIMER_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name AVG_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MAX_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name SUM_NUMBER_OF_BYTES_READ 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Bytes read by read operations. NEVER NULL def performance_schema file_summary_by_event_name COUNT_WRITE 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, including FPUTS, FPUTC, FPRINTF, VFPRINTF, FWRITE, and PWRITE. NEVER NULL def performance_schema file_summary_by_event_name SUM_TIMER_WRITE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MIN_TIMER_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name AVG_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MAX_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name SUM_NUMBER_OF_BYTES_WRITE 18 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Bytes written by write operations. NEVER NULL def performance_schema file_summary_by_event_name COUNT_MISC 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all miscellaneous operations not counted above, including CREATE, DELETE, OPEN, CLOSE, STREAM_OPEN, STREAM_CLOSE, SEEK, TELL, FLUSH, STAT, FSTAT, CHSIZE, RENAME, and SYNC. NEVER NULL def performance_schema file_summary_by_event_name SUM_TIMER_MISC 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MIN_TIMER_MISC 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name AVG_TIMER_MISC 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_event_name MAX_TIMER_MISC 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_instance FILE_NAME 1 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references File name. NEVER NULL def performance_schema file_summary_by_instance EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema file_summary_by_instance OBJECT_INSTANCE_BEGIN 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory. Together with FILE_NAME and EVENT_NAME uniquely identifies a row. NEVER NULL def performance_schema file_summary_by_instance COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema file_summary_by_instance SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_instance MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_instance AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_instance MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema file_summary_by_instance COUNT_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, including FGETS, FGETC, FREAD, and READ. NEVER NULL def performance_schema file_summary_by_instance SUM_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MIN_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_instance AVG_TIMER_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MAX_TIMER_READ 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema file_summary_by_instance SUM_NUMBER_OF_BYTES_READ 14 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Bytes read by read operations. NEVER NULL def performance_schema file_summary_by_instance COUNT_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, including FPUTS, FPUTC, FPRINTF, VFPRINTF, FWRITE, and PWRITE. NEVER NULL def performance_schema file_summary_by_instance SUM_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MIN_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_instance AVG_TIMER_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MAX_TIMER_WRITE 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema file_summary_by_instance SUM_NUMBER_OF_BYTES_WRITE 20 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Bytes written by write operations. NEVER NULL def performance_schema file_summary_by_instance COUNT_MISC 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all miscellaneous operations not counted above, including CREATE, DELETE, OPEN, CLOSE, STREAM_OPEN, STREAM_CLOSE, SEEK, TELL, FLUSH, STAT, FSTAT, CHSIZE, RENAME, and SYNC. NEVER NULL def performance_schema file_summary_by_instance SUM_TIMER_MISC 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MIN_TIMER_MISC 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_instance AVG_TIMER_MISC 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema file_summary_by_instance MAX_TIMER_MISC 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema global_status VARIABLE_NAME 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The global status variable name. NEVER NULL def performance_schema global_status VARIABLE_VALUE 2 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references The global status variable value. NEVER NULL def performance_schema hosts HOST 1 NULL YES char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host name used by the client to connect, NULL for internal threads or user sessions that failed to authenticate. NEVER NULL def performance_schema hosts CURRENT_CONNECTIONS 2 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of the host's connections. NEVER NULL def performance_schema hosts TOTAL_CONNECTIONS 3 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Total number of the host's connections NEVER NULL def performance_schema host_cache IP 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Client IP address. NEVER NULL def performance_schema host_cache HOST 2 NULL YES varchar 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(255) select,insert,update,references IP's resolved DNS host name, or NULL if unknown. NEVER NULL def performance_schema host_cache HOST_VALIDATED 3 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references YES if the IP-to-host DNS lookup was successful, and the HOST column can be used to avoid DNS calls, or NO if unsuccessful, in which case DNS lookup is performed for each connect until either successful or a permanent error. NEVER NULL def performance_schema host_cache SUM_CONNECT_ERRORS 4 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of connection errors. Counts only protocol handshake errors for hosts that passed validation. These errors count towards max_connect_errors. NEVER NULL def performance_schema host_cache COUNT_HOST_BLOCKED_ERRORS 5 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of blocked connections because SUM_CONNECT_ERRORS exceeded the max_connect_errors system variable. NEVER NULL def performance_schema host_cache COUNT_NAMEINFO_TRANSIENT_ERRORS 6 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of transient errors during IP-to-host DNS lookups. NEVER NULL def performance_schema host_cache COUNT_NAMEINFO_PERMANENT_ERRORS 7 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of permanent errors during IP-to-host DNS lookups. NEVER NULL def performance_schema host_cache COUNT_FORMAT_ERRORS 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of host name format errors, for example a numeric host column. NEVER NULL def performance_schema host_cache COUNT_ADDRINFO_TRANSIENT_ERRORS 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of transient errors during host-to-IP reverse DNS lookups. NEVER NULL def performance_schema host_cache COUNT_ADDRINFO_PERMANENT_ERRORS 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of permanent errors during host-to-IP reverse DNS lookups. NEVER NULL def performance_schema host_cache COUNT_FCRDNS_ERRORS 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of forward-confirmed reverse DNS errors, which occur when IP-to-host DNS lookup does not match the originating IP address. NEVER NULL def performance_schema host_cache COUNT_HOST_ACL_ERRORS 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors occurring because no user from the host is permitted to log in. These attempts return error code 1130 ER_HOST_NOT_PRIVILEGED and do not proceed to username and password authentication. NEVER NULL def performance_schema host_cache COUNT_NO_AUTH_PLUGIN_ERRORS 13 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to requesting an authentication plugin that was not available. This can be due to the plugin never having been loaded, or the load attempt failing. NEVER NULL def performance_schema host_cache COUNT_AUTH_PLUGIN_ERRORS 14 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors reported by an authentication plugin. Plugins can increment COUNT_AUTHENTICATION_ERRORS or COUNT_HANDSHAKE_ERRORS instead, but, if specified or the error is unknown, this column is incremented. NEVER NULL def performance_schema host_cache COUNT_HANDSHAKE_ERRORS 15 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors detected at the wire protocol level. NEVER NULL def performance_schema host_cache COUNT_PROXY_USER_ERRORS 16 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors detected when a proxy user is proxied to a user that does not exist. NEVER NULL def performance_schema host_cache COUNT_PROXY_USER_ACL_ERRORS 17 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors detected when a proxy user is proxied to a user that exists, but the proxy user doesn't have the PROXY privilege. NEVER NULL def performance_schema host_cache COUNT_AUTHENTICATION_ERRORS 18 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors where authentication failed. NEVER NULL def performance_schema host_cache COUNT_SSL_ERRORS 19 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to TLS problems. NEVER NULL def performance_schema host_cache COUNT_MAX_USER_CONNECTIONS_ERRORS 20 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to the per-user quota being exceeded. NEVER NULL def performance_schema host_cache COUNT_MAX_USER_CONNECTIONS_PER_HOUR_ERRORS 21 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to the per-hour quota being exceeded. NEVER NULL def performance_schema host_cache COUNT_DEFAULT_DATABASE_ERRORS 22 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to the user not having permission to access the specified default database, or it not existing. NEVER NULL def performance_schema host_cache COUNT_INIT_CONNECT_ERRORS 23 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of errors due to statements in the init_connect system variable. NEVER NULL def performance_schema host_cache COUNT_LOCAL_ERRORS 24 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of local server errors, such as out-of-memory errors, unrelated to network, authentication, or authorization. NEVER NULL def performance_schema host_cache COUNT_UNKNOWN_ERRORS 25 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of unknown errors that cannot be allocated to another column. NEVER NULL def performance_schema host_cache FIRST_SEEN 26 '0000-00-00 00:00:00' NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Timestamp of the first connection attempt by the IP. NEVER NULL def performance_schema host_cache LAST_SEEN 27 '0000-00-00 00:00:00' NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Timestamp of the most recent connection attempt by the IP. NEVER NULL def performance_schema host_cache FIRST_ERROR_SEEN 28 '0000-00-00 00:00:00' YES timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Timestamp of the first error seen from the IP. NEVER NULL def performance_schema host_cache LAST_ERROR_SEEN 29 '0000-00-00 00:00:00' YES timestamp NULL NULL NULL NULL 0 NULL NULL timestamp select,insert,update,references Timestamp of the most recent error seen from the IP. NEVER NULL def performance_schema memory_summary_by_account_by_event_name USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User portion of the account. NEVER NULL def performance_schema memory_summary_by_account_by_event_name HOST 2 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host portion of the account. NEVER NULL def performance_schema memory_summary_by_account_by_event_name EVENT_NAME 3 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema memory_summary_by_account_by_event_name COUNT_ALLOC 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of allocations to memory. NEVER NULL def performance_schema memory_summary_by_account_by_event_name COUNT_FREE 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of attempts to free the allocated memory. NEVER NULL def performance_schema memory_summary_by_account_by_event_name SUM_NUMBER_OF_BYTES_ALLOC 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes allocated. NEVER NULL def performance_schema memory_summary_by_account_by_event_name SUM_NUMBER_OF_BYTES_FREE 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes freed NEVER NULL def performance_schema memory_summary_by_account_by_event_name LOW_COUNT_USED 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of allocated blocks (lowest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_account_by_event_name CURRENT_COUNT_USED 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Currently allocated blocks that have not been freed (COUNT_ALLOC minus COUNT_FREE). NEVER NULL def performance_schema memory_summary_by_account_by_event_name HIGH_COUNT_USED 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of allocated blocks (highest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_account_by_event_name LOW_NUMBER_OF_BYTES_USED 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of bytes used. NEVER NULL def performance_schema memory_summary_by_account_by_event_name CURRENT_NUMBER_OF_BYTES_USED 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of bytes used (total allocated minus total freed). NEVER NULL def performance_schema memory_summary_by_account_by_event_name HIGH_NUMBER_OF_BYTES_USED 13 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of bytes used. NEVER NULL def performance_schema memory_summary_by_host_by_event_name HOST 1 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host portion of the account. NEVER NULL def performance_schema memory_summary_by_host_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema memory_summary_by_host_by_event_name COUNT_ALLOC 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of allocations to memory. NEVER NULL def performance_schema memory_summary_by_host_by_event_name COUNT_FREE 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of attempts to free the allocated memory. NEVER NULL def performance_schema memory_summary_by_host_by_event_name SUM_NUMBER_OF_BYTES_ALLOC 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes allocated. NEVER NULL def performance_schema memory_summary_by_host_by_event_name SUM_NUMBER_OF_BYTES_FREE 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes freed NEVER NULL def performance_schema memory_summary_by_host_by_event_name LOW_COUNT_USED 7 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of allocated blocks (lowest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_host_by_event_name CURRENT_COUNT_USED 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Currently allocated blocks that have not been freed (COUNT_ALLOC minus COUNT_FREE). NEVER NULL def performance_schema memory_summary_by_host_by_event_name HIGH_COUNT_USED 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of allocated blocks (highest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_host_by_event_name LOW_NUMBER_OF_BYTES_USED 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of bytes used. NEVER NULL def performance_schema memory_summary_by_host_by_event_name CURRENT_NUMBER_OF_BYTES_USED 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of bytes used (total allocated minus total freed). NEVER NULL def performance_schema memory_summary_by_host_by_event_name HIGH_NUMBER_OF_BYTES_USED 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of bytes used. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread id. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name COUNT_ALLOC 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of allocations to memory. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name COUNT_FREE 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of attempts to free the allocated memory. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name SUM_NUMBER_OF_BYTES_ALLOC 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes allocated. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name SUM_NUMBER_OF_BYTES_FREE 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes freed NEVER NULL def performance_schema memory_summary_by_thread_by_event_name LOW_COUNT_USED 7 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of allocated blocks (lowest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_thread_by_event_name CURRENT_COUNT_USED 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Currently allocated blocks that have not been freed (COUNT_ALLOC minus COUNT_FREE). NEVER NULL def performance_schema memory_summary_by_thread_by_event_name HIGH_COUNT_USED 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of allocated blocks (highest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_thread_by_event_name LOW_NUMBER_OF_BYTES_USED 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of bytes used. NEVER NULL def performance_schema memory_summary_by_thread_by_event_name CURRENT_NUMBER_OF_BYTES_USED 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of bytes used (total allocated minus total freed). NEVER NULL def performance_schema memory_summary_by_thread_by_event_name HIGH_NUMBER_OF_BYTES_USED 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of bytes used. NEVER NULL def performance_schema memory_summary_by_user_by_event_name USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User portion of the account. NEVER NULL def performance_schema memory_summary_by_user_by_event_name EVENT_NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema memory_summary_by_user_by_event_name COUNT_ALLOC 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of allocations to memory. NEVER NULL def performance_schema memory_summary_by_user_by_event_name COUNT_FREE 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of attempts to free the allocated memory. NEVER NULL def performance_schema memory_summary_by_user_by_event_name SUM_NUMBER_OF_BYTES_ALLOC 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes allocated. NEVER NULL def performance_schema memory_summary_by_user_by_event_name SUM_NUMBER_OF_BYTES_FREE 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes freed NEVER NULL def performance_schema memory_summary_by_user_by_event_name LOW_COUNT_USED 7 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of allocated blocks (lowest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_user_by_event_name CURRENT_COUNT_USED 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Currently allocated blocks that have not been freed (COUNT_ALLOC minus COUNT_FREE). NEVER NULL def performance_schema memory_summary_by_user_by_event_name HIGH_COUNT_USED 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of allocated blocks (highest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_by_user_by_event_name LOW_NUMBER_OF_BYTES_USED 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of bytes used. NEVER NULL def performance_schema memory_summary_by_user_by_event_name CURRENT_NUMBER_OF_BYTES_USED 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of bytes used (total allocated minus total freed). NEVER NULL def performance_schema memory_summary_by_user_by_event_name HIGH_NUMBER_OF_BYTES_USED 12 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of bytes used. NEVER NULL def performance_schema memory_summary_global_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Event name. NEVER NULL def performance_schema memory_summary_global_by_event_name COUNT_ALLOC 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of allocations to memory. NEVER NULL def performance_schema memory_summary_global_by_event_name COUNT_FREE 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of attempts to free the allocated memory. NEVER NULL def performance_schema memory_summary_global_by_event_name SUM_NUMBER_OF_BYTES_ALLOC 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes allocated. NEVER NULL def performance_schema memory_summary_global_by_event_name SUM_NUMBER_OF_BYTES_FREE 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total number of bytes freed NEVER NULL def performance_schema memory_summary_global_by_event_name LOW_COUNT_USED 6 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of allocated blocks (lowest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_global_by_event_name CURRENT_COUNT_USED 7 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Currently allocated blocks that have not been freed (COUNT_ALLOC minus COUNT_FREE). NEVER NULL def performance_schema memory_summary_global_by_event_name HIGH_COUNT_USED 8 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of allocated blocks (highest value of CURRENT_COUNT_USED). NEVER NULL def performance_schema memory_summary_global_by_event_name LOW_NUMBER_OF_BYTES_USED 9 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Lowest number of bytes used. NEVER NULL def performance_schema memory_summary_global_by_event_name CURRENT_NUMBER_OF_BYTES_USED 10 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current number of bytes used (total allocated minus total freed). NEVER NULL def performance_schema memory_summary_global_by_event_name HIGH_NUMBER_OF_BYTES_USED 11 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Highest number of bytes used. NEVER NULL def performance_schema metadata_locks OBJECT_TYPE 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Object type. One of BACKUP, COMMIT, EVENT, FUNCTION, GLOBAL, LOCKING SERVICE, PROCEDURE, SCHEMA, TABLE, TABLESPACE, TRIGGER (unused) or USER LEVEL LOCK. NEVER NULL def performance_schema metadata_locks OBJECT_SCHEMA 2 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Object schema. NEVER NULL def performance_schema metadata_locks OBJECT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Object name. NEVER NULL def performance_schema metadata_locks OBJECT_INSTANCE_BEGIN 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the instrumented object. NEVER NULL def performance_schema metadata_locks LOCK_TYPE 5 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Lock type. One of BACKUP_FTWRL1, BACKUP_START, BACKUP_TRANS_DML, EXCLUSIVE, INTENTION_EXCLUSIVE, SHARED, SHARED_HIGH_PRIO, SHARED_NO_READ_WRITE, SHARED_NO_WRITE, SHARED_READ, SHARED_UPGRADABLE or SHARED_WRITE. NEVER NULL def performance_schema metadata_locks LOCK_DURATION 6 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Lock duration. One of EXPLICIT (locks released by explicit action, for example a global lock acquired with FLUSH TABLES WITH READ LOCK) , STATEMENT (locks implicitly released at statement end) or TRANSACTION (locks implicitly released at transaction end). NEVER NULL def performance_schema metadata_locks LOCK_STATUS 7 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(32) select,insert,update,references Lock status. One of GRANTED, KILLED, PENDING, POST_RELEASE_NOTIFY, PRE_ACQUIRE_NOTIFY, TIMEOUT or VICTIM. NEVER NULL def performance_schema metadata_locks SOURCE 8 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Source file containing the instrumented code that produced the event, as well as the line number where the instrumentation occurred. This allows one to examine the source code involved. NEVER NULL def performance_schema metadata_locks OWNER_THREAD_ID 9 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread that requested the lock. NEVER NULL def performance_schema metadata_locks OWNER_EVENT_ID 10 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Event that requested the lock. NEVER NULL def performance_schema mutex_instances NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Instrument name associated with the mutex. NEVER NULL def performance_schema mutex_instances OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Memory address of the instrumented mutex. NEVER NULL def performance_schema mutex_instances LOCKED_BY_THREAD_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The THREAD_ID of the locking thread if a thread has a mutex locked, otherwise NULL. NEVER NULL def performance_schema objects_summary_global_by_type OBJECT_TYPE 1 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Groups records together with OBJECT_SCHEMA and OBJECT_NAME. NEVER NULL def performance_schema objects_summary_global_by_type OBJECT_SCHEMA 2 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Groups records together with OBJECT_TYPE and OBJECT_NAME. NEVER NULL def performance_schema objects_summary_global_by_type OBJECT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Groups records together with OBJECT_SCHEMA and OBJECT_TYPE. NEVER NULL def performance_schema objects_summary_global_by_type COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema objects_summary_global_by_type SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema objects_summary_global_by_type MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema objects_summary_global_by_type AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema objects_summary_global_by_type MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema performance_timers TIMER_NAME 1 NULL NO enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('CYCLE','NANOSECOND','MICROSECOND','MILLISECOND','TICK') select,insert,update,references Time name, used in the setup_timers table. NEVER NULL def performance_schema performance_timers TIMER_FREQUENCY 2 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of timer units per second. Dependent on the processor speed. NEVER NULL def performance_schema performance_timers TIMER_RESOLUTION 3 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Number of timer units by which timed values increase each time. NEVER NULL def performance_schema performance_timers TIMER_OVERHEAD 4 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Minimum timer overhead, determined during initialization by calling the timer 20 times and selecting the smallest value. Total overhead will be at least double this, as the timer is called at the beginning and end of each timed event. NEVER NULL def performance_schema prepared_statements_instances OBJECT_INSTANCE_BEGIN 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The address in memory of the instrumented prepared statement. NEVER NULL def performance_schema prepared_statements_instances STATEMENT_ID 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The internal statement ID assigned by the server. NEVER NULL def performance_schema prepared_statements_instances STATEMENT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references For the binary protocol, this column is NULL. For the text protocol, this column is the external statement name assigned by the user. NEVER NULL def performance_schema prepared_statements_instances SQL_TEXT 4 NULL NO longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references The prepared statement text, with ? placeholder markers. NEVER NULL def performance_schema prepared_statements_instances OWNER_THREAD_ID 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Event thread id that created the prepared statement. NEVER NULL def performance_schema prepared_statements_instances OWNER_EVENT_ID 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Event id that created the prepared statement. NEVER NULL def performance_schema prepared_statements_instances OWNER_OBJECT_TYPE 7 NULL YES enum 9 27 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('EVENT','FUNCTION','PROCEDURE','TABLE','TRIGGER') select,insert,update,references NULL for a prepared statement created by a client session. Type of the stored program that created the prepared statement. NEVER NULL def performance_schema prepared_statements_instances OWNER_OBJECT_SCHEMA 8 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for a prepared statement created by a client session. Schema of the stored program that created the prepared statement. NEVER NULL def performance_schema prepared_statements_instances OWNER_OBJECT_NAME 9 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references NULL for a prepared statement created by a client session. Name of the stored program that created the prepared statement. NEVER NULL def performance_schema prepared_statements_instances TIMER_PREPARE 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The time spent executing the statement preparation itself. NEVER NULL def performance_schema prepared_statements_instances COUNT_REPREPARE 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of times the statement was reprepared internally. NEVER NULL def performance_schema prepared_statements_instances COUNT_EXECUTE 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total times the prepared statement was executed. NEVER NULL def performance_schema prepared_statements_instances SUM_TIMER_EXECUTE 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total time spent executing all prepared statements. NEVER NULL def performance_schema prepared_statements_instances MIN_TIMER_EXECUTE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum time spent executing any of the prepared statements. NEVER NULL def performance_schema prepared_statements_instances AVG_TIMER_EXECUTE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average time spent executing any of the prepared statements. NEVER NULL def performance_schema prepared_statements_instances MAX_TIMER_EXECUTE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum time spent executing any of the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_LOCK_TIME 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total time spent (in picoseconds) waiting for table locks for the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_ERRORS 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of errors that occurend for the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_WARNINGS 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of warnings that occurend for the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_ROWS_AFFECTED 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of affected rows by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_ROWS_SENT 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of rows returned by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_ROWS_EXAMINED 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of rows examined by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_CREATED_TMP_DISK_TABLES 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of on-disk temporary tables created by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_CREATED_TMP_TABLES 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of in-memory temporary tables created by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SELECT_FULL_JOIN 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of full joins executed by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SELECT_FULL_RANGE_JOIN 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of range search joins executed by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SELECT_RANGE 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that used ranges on the first table executed by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SELECT_RANGE_CHECK 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that check for key usage after each row executed by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SELECT_SCAN 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of joins that did a full scan of the first table executed by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SORT_MERGE_PASSES 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of merge passes that the sort algorithm has had to do for the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SORT_RANGE 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorts that were done using ranges for the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SORT_ROWS 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorted rows that were sorted by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_SORT_SCAN 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of sorts that were done by scanning the table by the prepared statements. NEVER NULL def performance_schema prepared_statements_instances SUM_NO_INDEX_USED 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of statements that performed a table scan without using an index. NEVER NULL def performance_schema prepared_statements_instances SUM_NO_GOOD_INDEX_USED 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The total number of statements where no good index was found. NEVER NULL def performance_schema replication_applier_configuration CHANNEL_NAME 1 NULL NO varchar 256 768 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(256) select,insert,update,references Replication channel name. NEVER NULL def performance_schema replication_applier_configuration DESIRED_DELAY 2 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Target number of seconds the replica should be delayed to the master. NEVER NULL def performance_schema replication_applier_status CHANNEL_NAME 1 NULL NO varchar 256 768 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(256) select,insert,update,references The replication channel name. NEVER NULL def performance_schema replication_applier_status SERVICE_STATE 2 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ON','OFF') select,insert,update,references Shows ON when the replication channel's applier threads are active or idle, OFF means that the applier threads are not active. NEVER NULL def performance_schema replication_applier_status REMAINING_DELAY 3 NULL YES int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Seconds the replica needs to wait to reach the desired delay from master. NEVER NULL def performance_schema replication_applier_status COUNT_TRANSACTIONS_RETRIES 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of retries that were made because the replication SQL thread failed to apply a transaction. NEVER NULL def performance_schema replication_applier_status_by_coordinator CHANNEL_NAME 1 NULL NO varchar 256 768 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(256) select,insert,update,references Replication channel name. NEVER NULL def performance_schema replication_applier_status_by_coordinator THREAD_ID 2 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The SQL/coordinator thread ID. NEVER NULL def performance_schema replication_applier_status_by_coordinator SERVICE_STATE 3 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ON','OFF') select,insert,update,references ON (thread exists and is active or idle) or OFF (thread no longer exists). NEVER NULL def performance_schema replication_applier_status_by_coordinator LAST_ERROR_NUMBER 4 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Last error number that caused the SQL/coordinator thread to stop. NEVER NULL def performance_schema replication_applier_status_by_coordinator LAST_ERROR_MESSAGE 5 NULL NO varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Last error message that caused the SQL/coordinator thread to stop. NEVER NULL def performance_schema replication_applier_status_by_coordinator LAST_ERROR_TIMESTAMP 6 current_timestamp() NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp on update current_timestamp() select,insert,update,references Timestamp that shows when the most recent SQL/coordinator error occurred. NEVER NULL def performance_schema replication_applier_status_by_coordinator LAST_SEEN_TRANSACTION 7 NULL NO char 57 171 NULL NULL NULL utf8mb3 utf8mb3_general_ci char(57) select,insert,update,references The transaction the worker has last seen. NEVER NULL def performance_schema replication_applier_status_by_coordinator LAST_TRANS_RETRY_COUNT 8 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Total number of retries attempted by last transaction. NEVER NULL def performance_schema replication_applier_status_by_worker CHANNEL_NAME 1 NULL NO varchar 256 768 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(256) select,insert,update,references Name of replication channel through which the transaction is received. NEVER NULL def performance_schema replication_applier_status_by_worker THREAD_ID 2 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread_Id as displayed in the performance_schema.threads table for thread with name 'thread/sql/rpl_parallel_thread'. THREAD_ID will be NULL when worker threads are stopped due to error/force stop. NEVER NULL def performance_schema replication_applier_status_by_worker SERVICE_STATE 3 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('ON','OFF') select,insert,update,references Whether or not the thread is running. NEVER NULL def performance_schema replication_applier_status_by_worker LAST_SEEN_TRANSACTION 4 NULL NO char 57 171 NULL NULL NULL utf8mb3 utf8mb3_general_ci char(57) select,insert,update,references Last GTID executed by worker NEVER NULL def performance_schema replication_applier_status_by_worker LAST_ERROR_NUMBER 5 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Last Error that occurred on a particular worker. NEVER NULL def performance_schema replication_applier_status_by_worker LAST_ERROR_MESSAGE 6 NULL NO varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Last error specific message. NEVER NULL def performance_schema replication_applier_status_by_worker LAST_ERROR_TIMESTAMP 7 current_timestamp() NO timestamp NULL NULL NULL NULL 0 NULL NULL timestamp on update current_timestamp() select,insert,update,references Time stamp of last error. NEVER NULL def performance_schema replication_applier_status_by_worker WORKER_IDLE_TIME 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total idle time in seconds that the worker thread has spent waiting for work from SQL thread. NEVER NULL def performance_schema replication_applier_status_by_worker LAST_TRANS_RETRY_COUNT 9 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Total number of retries attempted by last transaction. NEVER NULL def performance_schema replication_connection_configuration CHANNEL_NAME 1 NULL NO varchar 256 768 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(256) select,insert,update,references The replication channel used. NEVER NULL def performance_schema replication_connection_configuration HOST 2 NULL NO char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references The host name of the source that the replica is connected to. NEVER NULL def performance_schema replication_connection_configuration PORT 3 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references The port used to connect to the source. NEVER NULL def performance_schema replication_connection_configuration USER 4 NULL NO char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references The user name of the replication user account used to connect to the source. NEVER NULL def performance_schema replication_connection_configuration USING_GTID 5 NULL NO enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('NO','CURRENT_POS','SLAVE_POS') select,insert,update,references Whether replication is using GTIDs or not NEVER NULL def performance_schema replication_connection_configuration SSL_ALLOWED 6 NULL NO enum 7 21 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO','IGNORED') select,insert,update,references Whether SSL is allowed for the replica connection. NEVER NULL def performance_schema replication_connection_configuration SSL_CA_FILE 7 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references Path to the file that contains one or more certificates for trusted Certificate Authorities (CA) to use for TLS. NEVER NULL def performance_schema replication_connection_configuration SSL_CA_PATH 8 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references Path to a directory that contains one or more PEM files that contain X509 certificates for a trusted Certificate Authority (CA) to use for TLS. NEVER NULL def performance_schema replication_connection_configuration SSL_CERTIFICATE 9 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references Path to the certificate used to authenticate the master. NEVER NULL def performance_schema replication_connection_configuration SSL_CIPHER 10 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references Which cipher is used for encription. NEVER NULL def performance_schema replication_connection_configuration SSL_KEY 11 NULL NO varchar 512 1536 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(512) select,insert,update,references Path to the private key used for TLS. NEVER NULL def performance_schema replication_connection_configuration SSL_VERIFY_SERVER_CERTIFICATE 12 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether the server certificate is verified as part of the SSL connection NEVER NULL def performance_schema replication_connection_configuration SSL_CRL_FILE 13 NULL NO varchar 255 765 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(255) select,insert,update,references Path to the PEM file containing one or more revoked X.509 certificates. NEVER NULL def performance_schema replication_connection_configuration SSL_CRL_PATH 14 NULL NO varchar 255 765 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(255) select,insert,update,references PATH to a folder containing PEM files containing one or more revoked X.509 certificates. NEVER NULL def performance_schema replication_connection_configuration CONNECTION_RETRY_INTERVAL 15 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references The number of seconds between connect retries. NEVER NULL def performance_schema replication_connection_configuration CONNECTION_RETRY_COUNT 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The number of times the replica can attempt to reconnect to the source in the event of a lost connection. NEVER NULL def performance_schema replication_connection_configuration HEARTBEAT_INTERVAL 17 NULL NO double NULL NULL 10 3 NULL NULL NULL double(10,3) unsigned select,insert,update,references Number of seconds after which a heartbeat will be sent. NEVER NULL def performance_schema replication_connection_configuration IGNORE_SERVER_IDS 18 NULL NO longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Binary log events from servers (ids) to ignore. NEVER NULL def performance_schema replication_connection_configuration REPL_DO_DOMAIN_IDS 19 NULL NO longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Only apply binary logs from these domain ids. NEVER NULL def performance_schema replication_connection_configuration REPL_IGNORE_DOMAIN_IDS 20 NULL NO longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Binary log events from domains to ignore. NEVER NULL def performance_schema rwlock_instances NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Instrument name associated with the read write lock NEVER NULL def performance_schema rwlock_instances OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory of the instrumented lock NEVER NULL def performance_schema rwlock_instances WRITE_LOCKED_BY_THREAD_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references THREAD_ID of the locking thread if locked in write (exclusive) mode, otherwise NULL. NEVER NULL def performance_schema rwlock_instances READ_LOCKED_BY_COUNT 4 NULL NO int NULL NULL 10 0 NULL NULL NULL int(10) unsigned select,insert,update,references Count of current read locks held NEVER NULL def performance_schema session_account_connect_attrs PROCESSLIST_ID 1 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Session connection identifier. NEVER NULL def performance_schema session_account_connect_attrs ATTR_NAME 2 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(32) select,insert,update,references Attribute name. NEVER NULL def performance_schema session_account_connect_attrs ATTR_VALUE 3 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(1024) select,insert,update,references Attribute value. NEVER NULL def performance_schema session_account_connect_attrs ORDINAL_POSITION 4 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Order in which attribute was added to the connection attributes. NEVER NULL def performance_schema session_connect_attrs PROCESSLIST_ID 1 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Session connection identifier. NEVER NULL def performance_schema session_connect_attrs ATTR_NAME 2 NULL NO varchar 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(32) select,insert,update,references Attribute name. NEVER NULL def performance_schema session_connect_attrs ATTR_VALUE 3 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_bin varchar(1024) select,insert,update,references Attribute value. NEVER NULL def performance_schema session_connect_attrs ORDINAL_POSITION 4 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references Order in which attribute was added to the connection attributes. NEVER NULL def performance_schema session_status VARIABLE_NAME 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The session status variable name. NEVER NULL def performance_schema session_status VARIABLE_VALUE 2 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references The session status variable value. NEVER NULL def performance_schema setup_actors HOST 1 '%' NO char 255 765 NULL NULL NULL utf8mb3 utf8mb3_bin char(255) select,insert,update,references Host name, either a literal, or the % wildcard representing any host. NEVER NULL def performance_schema setup_actors USER 2 '%' NO char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references User name, either a literal or the % wildcard representing any name. NEVER NULL def performance_schema setup_actors ROLE 3 '%' NO char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references Unused NEVER NULL def performance_schema setup_actors ENABLED 4 'YES' NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether to enable instrumentation for foreground threads matched by the row. NEVER NULL def performance_schema setup_actors HISTORY 5 'YES' NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether to log historical events for foreground threads matched by the row. NEVER NULL def performance_schema setup_consumers NAME 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Consumer name NEVER NULL def performance_schema setup_consumers ENABLED 2 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references YES or NO for whether or not the consumer is enabled. You can modify this column to ensure that event information is added, or is not added. NEVER NULL def performance_schema setup_instruments NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Instrument name NEVER NULL def performance_schema setup_instruments ENABLED 2 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether or not the instrument is enabled. It can be disabled, and the instrument will produce no events. NEVER NULL def performance_schema setup_instruments TIMED 3 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether or not the instrument is timed. It can be set, but if disabled, events produced by the instrument will have NULL values for the corresponding TIMER_START, TIMER_END, and TIMER_WAIT values. NEVER NULL def performance_schema setup_objects OBJECT_TYPE 1 'TABLE' NO enum 9 27 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('EVENT','FUNCTION','PROCEDURE','TABLE','TRIGGER') select,insert,update,references Type of object to instrument. NEVER NULL def performance_schema setup_objects OBJECT_SCHEMA 2 '%' YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Schema containing the object, either the literal or % for any schema. NEVER NULL def performance_schema setup_objects OBJECT_NAME 3 '%' NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Name of the instrumented object, either the literal or % for any object. NEVER NULL def performance_schema setup_objects ENABLED 4 'YES' NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether the object's events are instrumented or not. Can be disabled, in which case monitoring is not enabled for those objects. NEVER NULL def performance_schema setup_objects TIMED 5 'YES' NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether the object's events are timed or not. Can be modified. NEVER NULL def performance_schema setup_timers NAME 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Type of instrument the timer is used for. NEVER NULL def performance_schema setup_timers TIMER_NAME 2 NULL NO enum 11 33 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('CYCLE','NANOSECOND','MICROSECOND','MILLISECOND','TICK') select,insert,update,references Timer applying to the instrument type. Can be modified. NEVER NULL def performance_schema socket_instances EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references NAME from the setup_instruments table, and the name of the wait/io/socket/* instrument that produced the event. NEVER NULL def performance_schema socket_instances OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Memory address of the object. NEVER NULL def performance_schema socket_instances THREAD_ID 3 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Thread identifier that the server assigns to each socket. NEVER NULL def performance_schema socket_instances SOCKET_ID 4 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references The socket's internal file handle. NEVER NULL def performance_schema socket_instances IP 5 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Client IP address. Blank for Unix socket file, otherwise an IPv4 or IPv6 address. Together with the PORT identifies the connection. NEVER NULL def performance_schema socket_instances PORT 6 NULL NO int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references TCP/IP port number, from 0 to 65535. Together with the IP identifies the connection. NEVER NULL def performance_schema socket_instances STATE 7 NULL NO enum 6 18 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('IDLE','ACTIVE') select,insert,update,references Socket status, either IDLE if waiting to receive a request from a client, or ACTIVE NEVER NULL def performance_schema socket_summary_by_event_name EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Socket instrument. NEVER NULL def performance_schema socket_summary_by_event_name COUNT_STAR 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema socket_summary_by_event_name SUM_TIMER_WAIT 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MIN_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_event_name AVG_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MAX_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_event_name COUNT_READ 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, including RECV, RECVFROM, and RECVMSG. NEVER NULL def performance_schema socket_summary_by_event_name SUM_TIMER_READ 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MIN_TIMER_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name AVG_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MAX_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name SUM_NUMBER_OF_BYTES_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Bytes read by read operations. NEVER NULL def performance_schema socket_summary_by_event_name COUNT_WRITE 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, including SEND, SENDTO, and SENDMSG. NEVER NULL def performance_schema socket_summary_by_event_name SUM_TIMER_WRITE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MIN_TIMER_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name AVG_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MAX_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name SUM_NUMBER_OF_BYTES_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Bytes written by write operations. NEVER NULL def performance_schema socket_summary_by_event_name COUNT_MISC 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all miscellaneous operations not counted above, including CONNECT, LISTEN, ACCEPT, CLOSE, and SHUTDOWN. NEVER NULL def performance_schema socket_summary_by_event_name SUM_TIMER_MISC 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MIN_TIMER_MISC 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name AVG_TIMER_MISC 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_event_name MAX_TIMER_MISC 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance EVENT_NAME 1 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Socket instrument. NEVER NULL def performance_schema socket_summary_by_instance OBJECT_INSTANCE_BEGIN 2 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Address in memory. NEVER NULL def performance_schema socket_summary_by_instance COUNT_STAR 3 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events NEVER NULL def performance_schema socket_summary_by_instance SUM_TIMER_WAIT 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_instance MIN_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_instance AVG_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_instance MAX_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema socket_summary_by_instance COUNT_READ 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, including RECV, RECVFROM, and RECVMSG. NEVER NULL def performance_schema socket_summary_by_instance SUM_TIMER_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MIN_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance AVG_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MAX_TIMER_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance SUM_NUMBER_OF_BYTES_READ 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Bytes read by read operations. NEVER NULL def performance_schema socket_summary_by_instance COUNT_WRITE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, including SEND, SENDTO, and SENDMSG. NEVER NULL def performance_schema socket_summary_by_instance SUM_TIMER_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MIN_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance AVG_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MAX_TIMER_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance SUM_NUMBER_OF_BYTES_WRITE 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Bytes written by write operations. NEVER NULL def performance_schema socket_summary_by_instance COUNT_MISC 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all miscellaneous operations not counted above, including CONNECT, LISTEN, ACCEPT, CLOSE, and SHUTDOWN. NEVER NULL def performance_schema socket_summary_by_instance SUM_TIMER_MISC 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MIN_TIMER_MISC 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance AVG_TIMER_MISC 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema socket_summary_by_instance MAX_TIMER_MISC 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all miscellaneous operations that are timed. NEVER NULL def performance_schema status_by_account USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User for which the status variable is reported. NEVER NULL def performance_schema status_by_account HOST 2 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host for which the status variable is reported. NEVER NULL def performance_schema status_by_account VARIABLE_NAME 3 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Status variable name. NEVER NULL def performance_schema status_by_account VARIABLE_VALUE 4 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Aggregated status variable value. NEVER NULL def performance_schema status_by_host HOST 1 NULL YES char 60 180 NULL NULL NULL utf8mb3 utf8mb3_bin char(60) select,insert,update,references Host for which the status variable is reported. NEVER NULL def performance_schema status_by_host VARIABLE_NAME 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Status variable name. NEVER NULL def performance_schema status_by_host VARIABLE_VALUE 3 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Aggregated status variable value. NEVER NULL def performance_schema status_by_thread THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread identifier of the session in which the status variable is defined. NEVER NULL def performance_schema status_by_thread VARIABLE_NAME 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Status variable name. NEVER NULL def performance_schema status_by_thread VARIABLE_VALUE 3 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Aggregated status variable value. NEVER NULL def performance_schema status_by_user USER 1 NULL YES char 32 96 NULL NULL NULL utf8mb3 utf8mb3_bin char(32) select,insert,update,references User for which the status variable is reported. NEVER NULL def performance_schema status_by_user VARIABLE_NAME 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Status variable name. NEVER NULL def performance_schema status_by_user VARIABLE_VALUE 3 NULL YES varchar 1024 3072 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(1024) select,insert,update,references Aggregated status variable value. NEVER NULL def performance_schema table_handles OBJECT_TYPE 1 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The table opened by a table handle. NEVER NULL def performance_schema table_handles OBJECT_SCHEMA 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The schema that contains the object. NEVER NULL def performance_schema table_handles OBJECT_NAME 3 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The name of the instrumented object. NEVER NULL def performance_schema table_handles OBJECT_INSTANCE_BEGIN 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The table handle address in memory. NEVER NULL def performance_schema table_handles OWNER_THREAD_ID 5 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread owning the table handle. NEVER NULL def performance_schema table_handles OWNER_EVENT_ID 6 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The event which caused the table handle to be opened. NEVER NULL def performance_schema table_handles INTERNAL_LOCK 7 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The table lock used at the SQL level. NEVER NULL def performance_schema table_handles EXTERNAL_LOCK 8 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The table lock used at the storage engine level. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage OBJECT_TYPE 1 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references TABLE in the case of all indexes. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage OBJECT_SCHEMA 2 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Schema name. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage OBJECT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Table name. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage INDEX_NAME 4 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Index name, or PRIMARY for the primary index, NULL for no index (inserts are counted in this case). NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_STAR 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events and the sum of the x_READ and x_WRITE columns. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_WAIT 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, and the sum of the equivalent x_FETCH columns. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_READ 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_READ 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, and the sum of the equivalent x_INSERT, x_UPDATE and x_DELETE columns. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_WRITE 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_FETCH 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all fetch operations. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_FETCH 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_FETCH 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_FETCH 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_FETCH 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_INSERT 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all insert operations. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_INSERT 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_INSERT 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_INSERT 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_INSERT 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_UPDATE 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all update operations. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_UPDATE 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_UPDATE 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_UPDATE 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_UPDATE 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage COUNT_DELETE 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all delete operations. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage SUM_TIMER_DELETE 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MIN_TIMER_DELETE 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage AVG_TIMER_DELETE 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_index_usage MAX_TIMER_DELETE 39 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table OBJECT_TYPE 1 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Since this table records waits by table, always set to TABLE. NEVER NULL def performance_schema table_io_waits_summary_by_table OBJECT_SCHEMA 2 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Schema name. NEVER NULL def performance_schema table_io_waits_summary_by_table OBJECT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Table name. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events and the sum of the x_READ and x_WRITE columns. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, and the sum of the equivalent x_FETCH columns. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_READ 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_WRITE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, and the sum of the equivalent x_INSERT, x_UPDATE and x_DELETE columns. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_FETCH 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all fetch operations. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_FETCH 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_FETCH 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_FETCH 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_FETCH 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all fetch operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_INSERT 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all insert operations. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_INSERT 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_INSERT 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_INSERT 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_INSERT 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all insert operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_UPDATE 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all update operations. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_UPDATE 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_UPDATE 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_UPDATE 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_UPDATE 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all update operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table COUNT_DELETE 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all delete operations. NEVER NULL def performance_schema table_io_waits_summary_by_table SUM_TIMER_DELETE 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MIN_TIMER_DELETE 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table AVG_TIMER_DELETE 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all delete operations that are timed. NEVER NULL def performance_schema table_io_waits_summary_by_table MAX_TIMER_DELETE 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all delete operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table OBJECT_TYPE 1 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Since this table records waits by table, always set to TABLE. NEVER NULL def performance_schema table_lock_waits_summary_by_table OBJECT_SCHEMA 2 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Schema name. NEVER NULL def performance_schema table_lock_waits_summary_by_table OBJECT_NAME 3 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Table name. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_STAR 4 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of summarized events and the sum of the x_READ and x_WRITE columns. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WAIT 5 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of the summarized events that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WAIT 6 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WAIT 7 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of the summarized events that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WAIT 8 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of the summarized events that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ 9 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all read operations, and the sum of the equivalent x_READ_NORMAL, x_READ_WITH_SHARED_LOCKS, x_READ_HIGH_PRIORITY and x_READ_NO_INSERT columns. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ 10 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all read operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ 11 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all read operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ 12 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all read operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ 13 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all read operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE 14 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all write operations, and the sum of the equivalent x_WRITE_ALLOW_WRITE, x_WRITE_CONCURRENT_INSERT, x_WRITE_DELAYED, x_WRITE_LOW_PRIORITY and x_WRITE_NORMAL columns. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE 15 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all write operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE 16 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all write operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE 17 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all write operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE 18 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all write operations that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ_NORMAL 19 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal read normal locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ_NORMAL 20 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal read normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ_NORMAL 21 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal read normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ_NORMAL 22 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal read normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ_NORMAL 23 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal read normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ_WITH_SHARED_LOCKS 24 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal read with shared locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ_WITH_SHARED_LOCKS 25 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal read with shared locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ_WITH_SHARED_LOCKS 26 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal read with shared locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ_WITH_SHARED_LOCKS 27 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal read with shared locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ_WITH_SHARED_LOCKS 28 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal read with shared locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ_HIGH_PRIORITY 29 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal read high priority locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ_HIGH_PRIORITY 30 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal read high priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ_HIGH_PRIORITY 31 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal read high priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ_HIGH_PRIORITY 32 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal read high priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ_HIGH_PRIORITY 33 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal read high priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ_NO_INSERT 34 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal read no insert locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ_NO_INSERT 35 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal read no insert locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ_NO_INSERT 36 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal read no insert locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ_NO_INSERT 37 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal read no insert locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ_NO_INSERT 38 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal read no insert locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_READ_EXTERNAL 39 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all external read locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_READ_EXTERNAL 40 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all external read locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_READ_EXTERNAL 41 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all external read locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_READ_EXTERNAL 42 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all external read locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_READ_EXTERNAL 43 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all external read locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_ALLOW_WRITE 44 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal read normal locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_ALLOW_WRITE 45 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal write allow write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_ALLOW_WRITE 46 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal write allow write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_ALLOW_WRITE 47 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal write allow write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_ALLOW_WRITE 48 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal write allow write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_CONCURRENT_INSERT 49 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal concurrent insert write locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_CONCURRENT_INSERT 50 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal concurrent insert write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_CONCURRENT_INSERT 51 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal concurrent insert write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_CONCURRENT_INSERT 52 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal concurrent insert write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_CONCURRENT_INSERT 53 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal concurrent insert write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_DELAYED 54 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal write delayed locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_DELAYED 55 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal write delayed locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_DELAYED 56 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal write delayed locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_DELAYED 57 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal write delayed locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_DELAYED 58 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal write delayed locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_LOW_PRIORITY 59 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal write low priority locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_LOW_PRIORITY 60 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal write low priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_LOW_PRIORITY 61 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal write low priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_LOW_PRIORITY 62 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal write low priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_LOW_PRIORITY 63 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal write low priority locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_NORMAL 64 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all internal write normal locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_NORMAL 65 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all internal write normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_NORMAL 66 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all internal write normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_NORMAL 67 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all internal write normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_NORMAL 68 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all internal write normal locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table COUNT_WRITE_EXTERNAL 69 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Number of all external write locks. NEVER NULL def performance_schema table_lock_waits_summary_by_table SUM_TIMER_WRITE_EXTERNAL 70 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Total wait time of all external write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MIN_TIMER_WRITE_EXTERNAL 71 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Minimum wait time of all external write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table AVG_TIMER_WRITE_EXTERNAL 72 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Average wait time of all external write locks that are timed. NEVER NULL def performance_schema table_lock_waits_summary_by_table MAX_TIMER_WRITE_EXTERNAL 73 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references Maximum wait time of all external write locks that are timed. NEVER NULL def performance_schema threads THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references A unique thread identifier. NEVER NULL def performance_schema threads NAME 2 NULL NO varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Name associated with the server's thread instrumentation code, for example thread/sql/main for the server's main() function, and thread/sql/one_connection for a user connection. NEVER NULL def performance_schema threads TYPE 3 NULL NO varchar 10 30 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(10) select,insert,update,references FOREGROUND or BACKGROUND, depending on the thread type. User connection threads are FOREGROUND, internal server threads are BACKGROUND. NEVER NULL def performance_schema threads PROCESSLIST_ID 4 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The PROCESSLIST.ID value for threads displayed in the INFORMATION_SCHEMA.PROCESSLIST table, or 0 for background threads. Also corresponds with the CONNECTION_ID() return value for the thread. NEVER NULL def performance_schema threads PROCESSLIST_USER 5 NULL YES varchar 128 384 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(128) select,insert,update,references Foreground thread user, or NULL for a background thread. NEVER NULL def performance_schema threads PROCESSLIST_HOST 6 NULL YES varchar 255 765 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(255) select,insert,update,references Foreground thread host, or NULL for a background thread. NEVER NULL def performance_schema threads PROCESSLIST_DB 7 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Thread's default database, or NULL if none exists. NEVER NULL def performance_schema threads PROCESSLIST_COMMAND 8 NULL YES varchar 16 48 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(16) select,insert,update,references Type of command executed by the thread. These correspond to the the COM_xxx client/server protocol commands, and the Com_xxx status variables. See Thread Command Values. NEVER NULL def performance_schema threads PROCESSLIST_TIME 9 NULL YES bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Time in seconds the thread has been in its current state. NEVER NULL def performance_schema threads PROCESSLIST_STATE 10 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Action, event or state indicating what the thread is doing. NEVER NULL def performance_schema threads PROCESSLIST_INFO 11 NULL YES longtext 4294967295 4294967295 NULL NULL NULL utf8mb3 utf8mb3_general_ci longtext select,insert,update,references Statement being executed by the thread, or NULL if a statement is not being executed. If a statement results in calling other statements, such as for a stored procedure, the innermost statement from the stored procedure is shown here. NEVER NULL def performance_schema threads PARENT_THREAD_ID 12 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references THREAD_ID of the parent thread, if any. Subthreads can for example be spawned as a result of INSERT DELAYED statements. NEVER NULL def performance_schema threads ROLE 13 NULL YES varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references Unused. NEVER NULL def performance_schema threads INSTRUMENTED 14 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references YES or NO for Whether the thread is instrumented or not. For foreground threads, the initial value is determined by whether there's a user/host match in the setup_actors table. Subthreads are again matched, while for background threads, this will be set to YES by default. To monitor events that the thread executes, INSTRUMENTED must be YES and the thread_instrumentation consumer in the setup_consumers table must also be YES. NEVER NULL def performance_schema threads HISTORY 15 NULL NO enum 3 9 NULL NULL NULL utf8mb3 utf8mb3_general_ci enum('YES','NO') select,insert,update,references Whether to log historical events for the thread. NEVER NULL def performance_schema threads CONNECTION_TYPE 16 NULL YES varchar 16 48 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(16) select,insert,update,references The protocol used to establish the connection, or NULL for background threads. NEVER NULL def performance_schema threads THREAD_OS_ID 17 NULL YES bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread or task identifier as defined by the underlying operating system, if there is one. NEVER NULL def performance_schema users USER 1 NULL YES char 128 384 NULL NULL NULL utf8mb3 utf8mb3_bin char(128) select,insert,update,references The connection's client user name for the connection, or NULL if an internal thread. NEVER NULL def performance_schema users CURRENT_CONNECTIONS 2 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Current connections for the user. NEVER NULL def performance_schema users TOTAL_CONNECTIONS 3 NULL NO bigint NULL NULL 19 0 NULL NULL NULL bigint(20) select,insert,update,references Total connections for the user. NEVER NULL def performance_schema user_variables_by_thread THREAD_ID 1 NULL NO bigint NULL NULL 20 0 NULL NULL NULL bigint(20) unsigned select,insert,update,references The thread identifier of the session in which the variable is defined. NEVER NULL def performance_schema user_variables_by_thread VARIABLE_NAME 2 NULL NO varchar 64 192 NULL NULL NULL utf8mb3 utf8mb3_general_ci varchar(64) select,insert,update,references The variable name, without the leading @ character. NEVER NULL def performance_schema user_variables_by_thread VARIABLE_VALUE 3 NULL YES longblob 4294967295 4294967295 NULL NULL NULL NULL NULL longblob select,insert,update,references The variable value NEVER NULL select count(*) into @count_byte_columns from information_schema.columns where table_schema="performance_schema" and data_type = "bigint" and column_name like "%number_of_bytes"; select @count_byte_columns > 0; @count_byte_columns > 0 1 select count(*) into @count_byte_signed from information_schema.columns where table_schema="performance_schema" and data_type="bigint" and column_name like "%number_of_bytes" and column_type not like "%unsigned"; select (@count_byte_columns - @count_byte_signed) = 0; (@count_byte_columns - @count_byte_signed) = 0 1 select count(*) into @count_object_columns from information_schema.columns where table_schema="performance_schema" and data_type = "bigint" and column_name like "%object_instance_begin"; select @count_object_columns > 0; @count_object_columns > 0 1 select count(*) into @count_object_unsigned from information_schema.columns where table_schema="performance_schema" and data_type="bigint" and column_name like "%object_instance_begin" and column_type like "%unsigned"; select (@count_object_columns - @count_object_unsigned) = 0; (@count_object_columns - @count_object_unsigned) = 0 1 select count(*) from information_schema.columns where table_schema="performance_schema" and (column_comment is null or column_comment = ''); count(*) 0