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528abc749e
Improve documentation of performance_schema tables by appending COLUMN comments to tables. Additionally improve test coverage and update corresponding tests.
83 lines
3.6 KiB
Plaintext
83 lines
3.6 KiB
Plaintext
drop table if exists test.setup_objects;
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create table test.setup_objects as
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select * from performance_schema.setup_objects;
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truncate table performance_schema.setup_objects;
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select * from performance_schema.setup_objects;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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select * from performance_schema.setup_objects
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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select * from performance_schema.setup_objects
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where object_type = 'TABLE'
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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select * from performance_schema.setup_objects
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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set sql_mode= '';
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insert into performance_schema.setup_objects
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set object_type='ILLEGAL', object_schema='FOO', object_name='BAR',
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enabled='YES', timed='YES';
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ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
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set sql_mode= DEFAULT;
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insert into performance_schema.setup_objects
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set object_type='TABLE', object_schema='FOO', object_name='BAR',
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enabled='YES', timed='YES';
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insert into performance_schema.setup_objects
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set object_type='TABLE', object_schema='FOO', object_name='BAR',
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enabled='YES', timed='NO';
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ERROR 23000: Can't write; duplicate key in table 'setup_objects'
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delete from performance_schema.setup_objects
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where object_type='TABLE' and object_schema='FOO';
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select * from performance_schema.setup_objects
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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insert into performance_schema.setup_objects
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set object_type='TABLE', object_schema='FOO', object_name='BAR',
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enabled='NO', timed='YES';
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select * from performance_schema.setup_objects
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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TABLE FOO BAR NO YES
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set statement sql_mode = '' for
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update performance_schema.setup_objects
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set object_type='ILLEGAL';
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ERROR HY000: Invalid performance_schema usage
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update performance_schema.setup_objects
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set object_schema='ILLEGAL';
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ERROR HY000: Invalid performance_schema usage
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update performance_schema.setup_objects
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set object_name='ILLEGAL';
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ERROR HY000: Invalid performance_schema usage
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update performance_schema.setup_objects
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set enabled='NO', timed='NO';
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select * from performance_schema.setup_objects
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order by object_type, object_schema, object_name;
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OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
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TABLE FOO BAR NO NO
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update performance_schema.setup_objects
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set enabled='YES', timed='YES';
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delete from performance_schema.setup_objects
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where object_type = 'TABLE';
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delete from performance_schema.setup_objects;
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LOCK TABLES performance_schema.setup_objects READ;
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UNLOCK TABLES;
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LOCK TABLES performance_schema.setup_objects WRITE;
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UNLOCK TABLES;
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truncate table performance_schema.setup_objects;
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insert into performance_schema.setup_objects
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select * from test.setup_objects;
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drop table test.setup_objects;
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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_objects';
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column_name column_comment
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OBJECT_TYPE Type of object to instrument. Currently, only TABLE, for base table.
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OBJECT_SCHEMA Schema containing the object, either the literal or % for any schema.
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OBJECT_NAME Name of the instrumented object, either the literal or % for any object.
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ENABLED Whether the object's events are instrumented or not. Can be disabled, in which case monitoring is not enabled for those objects.
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TIMED Whether the object's events are timed or not. Can be modified.
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