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# Tests for PERFORMANCE_SCHEMA
--source include/not_embedded.inc
--source include/have_perfschema.inc
--disable_result_log
SELECT * FROM performance_schema.session_connect_attrs
LIMIT 1;
SELECT * FROM performance_schema.session_connect_attrs
where ATTR_NAME='FOO' OR ATTR_VALUE='BAR';
--enable_result_log
--error ER_TABLEACCESS_DENIED_ERROR
INSERT INTO performance_schema.session_connect_attrs
SET ATTR_NAME='FOO', ATTR_VALUE='BAR',
ORDINAL_POSITION=100, PROCESS_ID=102;
--error ER_TABLEACCESS_DENIED_ERROR
UPDATE performance_schema.session_connect_attrs
SET ATTR_NAME='FOO';
--error ER_TABLEACCESS_DENIED_ERROR
UPDATE performance_schema.session_connect_attrs
SET ATTR_NAME='FOO' WHERE ATTR_VALUE='BAR';
--error ER_TABLEACCESS_DENIED_ERROR
DELETE FROM performance_schema.session_connect_attrs
WHERE ATTR_VALUE='BAR';
--error ER_TABLEACCESS_DENIED_ERROR
DELETE FROM performance_schema.session_connect_attrs;
-- error ER_TABLEACCESS_DENIED_ERROR
LOCK TABLES performance_schema.session_connect_attrs READ;
UNLOCK TABLES;
-- error ER_TABLEACCESS_DENIED_ERROR
LOCK TABLES performance_schema.session_connect_attrs WRITE;
UNLOCK TABLES;
--echo #
--echo # MDEV-25325 column_comment for performance_schema tables
--echo #
select column_name, column_comment
from information_schema.columns
where table_schema='performance_schema' and table_name='session_connect_attrs';
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