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1f51d6c0f6
- Added missing information about database of corresponding table for various types of commands - Update some typos - Reviewed by: <vicentiu@mariadb.org>
71 lines
2.4 KiB
Plaintext
71 lines
2.4 KiB
Plaintext
update performance_schema.setup_timers
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set timer_name='CYCLE' where name="wait";
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update performance_schema.setup_timers
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set timer_name='NANOSECOND' where name="stage";
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update performance_schema.setup_timers
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set timer_name='NANOSECOND' where name="statement";
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update performance_schema.setup_timers
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set timer_name='MICROSECOND' where name="idle";
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select * from performance_schema.setup_timers;
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NAME TIMER_NAME
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idle MICROSECOND
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wait CYCLE
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stage NANOSECOND
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statement NANOSECOND
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select * from performance_schema.setup_timers
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where name='Wait';
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NAME TIMER_NAME
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wait CYCLE
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select * from performance_schema.setup_timers
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where timer_name='CYCLE';
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NAME TIMER_NAME
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wait CYCLE
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insert into performance_schema.setup_timers
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set name='FOO', timer_name='CYCLE';
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ERROR 42000: INSERT command denied to user 'root'@'localhost' for table `performance_schema`.`setup_timers`
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update performance_schema.setup_timers
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set name='FOO';
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ERROR HY000: Invalid performance_schema usage
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update performance_schema.setup_timers
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set timer_name='MILLISECOND';
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select * from performance_schema.setup_timers;
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NAME TIMER_NAME
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idle MILLISECOND
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wait MILLISECOND
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stage MILLISECOND
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statement MILLISECOND
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update performance_schema.setup_timers
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set timer_name='CYCLE';
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delete from performance_schema.setup_timers;
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ERROR 42000: DELETE command denied to user 'root'@'localhost' for table `performance_schema`.`setup_timers`
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delete from performance_schema.setup_timers
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where name='Wait';
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ERROR 42000: DELETE command denied to user 'root'@'localhost' for table `performance_schema`.`setup_timers`
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LOCK TABLES performance_schema.setup_timers READ;
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UNLOCK TABLES;
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LOCK TABLES performance_schema.setup_timers WRITE;
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UNLOCK TABLES;
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update performance_schema.setup_timers
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set timer_name='CYCLE' where name="wait";
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update performance_schema.setup_timers
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set timer_name='NANOSECOND' where name="stage";
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update performance_schema.setup_timers
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set timer_name='NANOSECOND' where name="statement";
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update performance_schema.setup_timers
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set timer_name='MICROSECOND' where name="idle";
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select * from performance_schema.setup_timers;
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NAME TIMER_NAME
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idle MICROSECOND
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wait CYCLE
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stage NANOSECOND
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statement NANOSECOND
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#
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# MDEV-25325 column_comment for performance_schema tables
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#
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select column_name, column_comment
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from information_schema.columns
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where table_schema='performance_schema' and table_name='setup_timers';
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column_name column_comment
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NAME Type of instrument the timer is used for.
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TIMER_NAME Timer applying to the instrument type. Can be modified.
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