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use performance_schema;
update performance_schema.setup_instruments set enabled='YES';
<<<<<<< HEAD
create user pfsuser@localhost;
=======
set @orig_sql_mode= @@sql_mode;
set sql_mode= (select replace(@@sql_mode,'NO_AUTO_CREATE_USER',''));
Warnings:
Warning 3090 Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
>>>>>>> merge-perfschema-5.7
grant SELECT, UPDATE, LOCK TABLES on performance_schema.* to pfsuser@localhost;
Warnings:
Warning 1287 Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
set sql_mode= @orig_sql_mode;
Warnings:
Warning 3090 Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
flush privileges;
connect con1, localhost, pfsuser, , test;
lock tables performance_schema.setup_instruments read;
select * from performance_schema.setup_instruments;
unlock tables;
lock tables performance_schema.setup_instruments write;
update performance_schema.setup_instruments set enabled='NO';
update performance_schema.setup_instruments set enabled='YES';
unlock tables;
connection default;
flush tables with read lock;
connection con1;
lock tables performance_schema.setup_instruments read;
select * from performance_schema.setup_instruments;
unlock tables;
lock tables performance_schema.setup_instruments write;
connection default;
select event_name,
left(source, locate(":", source)) as short_source,
if(timer_end IS NULL, NULL, "SET") as timer_end,
if(timer_wait IS NULL, NULL, "SET") as timer_wait,
operation
from performance_schema.events_waits_current
where event_name like "wait/synch/cond/sql/MDL_context::COND_wait_status";
event_name short_source timer_end timer_wait operation
wait/synch/cond/sql/MDL_context::COND_wait_status SET SET timed_wait
unlock tables;
connection con1;
update performance_schema.setup_instruments set enabled='NO';
update performance_schema.setup_instruments set enabled='YES';
unlock tables;
disconnect con1;
connection default;
drop user pfsuser@localhost;
flush privileges;
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