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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.events_stages_history_long
where event_name like 'stage/%' limit 1;
select * from performance_schema.events_stages_history_long
where event_name='FOO';
select * from performance_schema.events_stages_history_long
where event_name like 'stage/%' order by timer_wait limit 1;
select * from performance_schema.events_stages_history_long
where event_name like 'stage/%' order by timer_wait desc limit 1;
--enable_result_log
--error ER_TABLEACCESS_DENIED_ERROR
insert into performance_schema.events_stages_history_long
set thread_id='1', event_id=1,
event_name='FOO', timer_start=1, timer_end=2, timer_wait=3;
--error ER_TABLEACCESS_DENIED_ERROR
update performance_schema.events_stages_history_long
set timer_start=12;
--error ER_TABLEACCESS_DENIED_ERROR
update performance_schema.events_stages_history_long
set timer_start=12 where thread_id=0;
--error ER_TABLEACCESS_DENIED_ERROR
delete from performance_schema.events_stages_history_long
where thread_id=1;
--error ER_TABLEACCESS_DENIED_ERROR
delete from performance_schema.events_stages_history_long;
-- error ER_TABLEACCESS_DENIED_ERROR
LOCK TABLES performance_schema.events_stages_history_long READ;
UNLOCK TABLES;
-- error ER_TABLEACCESS_DENIED_ERROR
LOCK TABLES performance_schema.events_stages_history_long 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='events_stages_history_long';
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