diff options
Diffstat (limited to 'mysql-test/suite/perfschema/r/dml_events_stages_history_long.result')
-rw-r--r-- | mysql-test/suite/perfschema/r/dml_events_stages_history_long.result | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/suite/perfschema/r/dml_events_stages_history_long.result b/mysql-test/suite/perfschema/r/dml_events_stages_history_long.result index da1fae71aa5..9c20113b2af 100644 --- a/mysql-test/suite/perfschema/r/dml_events_stages_history_long.result +++ b/mysql-test/suite/perfschema/r/dml_events_stages_history_long.result @@ -27,3 +27,20 @@ UNLOCK TABLES; LOCK TABLES performance_schema.events_stages_history_long WRITE; ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'events_stages_history_long' UNLOCK TABLES; +# +# MDEV-25325 column_comment for performance_schema tables +# +select column_name, column_comment +from information_schema.columns +where table_schema='performance_schema' and table_name='events_stages_history_long'; +column_name column_comment +THREAD_ID Thread associated with the event. Together with EVENT_ID uniquely identifies the row. +EVENT_ID Thread's current event number at the start of the event. Together with THREAD_ID uniquely identifies the row. +END_EVENT_ID NULL when the event starts, set to the thread's current event number at the end of the event. +EVENT_NAME Event instrument name and a NAME from the setup_instruments table +SOURCE Name and line number of the source file containing the instrumented code that produced the event. +TIMER_START Value in picoseconds when the event timing started or NULL if timing is not collected. +TIMER_END Value in picoseconds when the event timing ended, or NULL if the event has not ended or timing is not collected. +TIMER_WAIT Value in picoseconds of the event's duration or NULL if the event has not ended or timing is not collected. +NESTING_EVENT_ID EVENT_ID of event within which this event nests. +NESTING_EVENT_TYPE Nesting event type. Either statement, stage or wait. |