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select * from performance_schema.file_instances limit 1;
select * from performance_schema.file_instances
where file_name='FOO';
insert into performance_schema.file_instances
set file_name='FOO', event_name='BAR', open_count=12;
ERROR 42000: INSERT command denied to user 'root'@'localhost' for table 'file_instances'
update performance_schema.file_instances
set file_name='FOO';
ERROR 42000: UPDATE command denied to user 'root'@'localhost' for table 'file_instances'
delete from performance_schema.file_instances
where event_name like "wait/%";
ERROR 42000: DELETE command denied to user 'root'@'localhost' for table 'file_instances'
delete from performance_schema.file_instances;
ERROR 42000: DELETE command denied to user 'root'@'localhost' for table 'file_instances'
LOCK TABLES performance_schema.file_instances READ;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'file_instances'
UNLOCK TABLES;
LOCK TABLES performance_schema.file_instances WRITE;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'file_instances'
UNLOCK TABLES;
###
### Bug#26152751: INNODB LEAKS MEMORY, PERFORMANCE_SCHEMA FILE_INSTANCES
### #SQL-IB3129987-252773.IBD
###
CREATE DATABASE db_26152751;
USE db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
CREATE TABLE t_db_26152751 (a INT) ENGINE=MYISAM;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.MYD
t_db_26152751.MYI
t_db_26152751.frm
RENAME TABLE t_db_26152751 to t_db_26152751_new;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751_new.MYD
t_db_26152751_new.MYI
t_db_26152751_new.frm
RENAME TABLE t_db_26152751_new to t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.MYD
t_db_26152751.MYI
t_db_26152751.frm
ALTER TABLE t_db_26152751 ADD COLUMN b INT;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.frm
t_db_26152751.MYI
t_db_26152751.MYD
DROP TABLE t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
CREATE TABLE t_db_26152751 (a INT) ENGINE=INNODB;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
RENAME TABLE t_db_26152751 to t_db_26152751_new;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751_new.frm
t_db_26152751_new.ibd
RENAME TABLE t_db_26152751_new to t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
ALTER TABLE t_db_26152751 ADD COLUMN b INT;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
t_db_26152751.frm
t_db_26152751.ibd
DROP TABLE t_db_26152751;
SELECT FILE_NAME FROM performance_schema.file_instances WHERE FILE_NAME LIKE "%t_db_26152751%";
FILE_NAME
DROP DATABASE db_26152751;
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