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drop table if exists test.setup_objects;
update performance_schema.setup_instruments set enabled='NO';
update performance_schema.setup_instruments set enabled='YES', timed='YES'
where name in ('wait/io/table/sql/handler', 'wait/lock/table/sql/handler');
truncate table performance_schema.events_waits_history_long;
create table test.setup_objects as select * from performance_schema.setup_objects;
truncate table performance_schema.setup_objects;
insert into performance_schema.setup_objects
values ('TABLE', 'db1', 't1', 'YES', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db1', 't2', 'YES', 'NO');
insert into performance_schema.setup_objects
values ('TABLE', 'db1', '%', 'YES', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db2', 't1', 'YES', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db2', 't2', 'YES', 'NO');
insert into performance_schema.setup_objects
values ('TABLE', 'db3', 't1', 'YES', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db3', 't2', 'NO', 'NO');
insert into performance_schema.setup_objects
values ('TABLE', 'db3', '%', 'NO', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db4', 't1', 'NO', 'YES');
insert into performance_schema.setup_objects
values ('TABLE', 'db4', '%', 'YES', 'NO');
SET sql_mode = 'NO_ENGINE_SUBSTITUTION';
insert into performance_schema.setup_objects
values ('SOMETHING', 'bad1', 'bad1', 'YES', 'NO');
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
show warnings;
Level Code Message
Warning 1265 Data truncated for column 'OBJECT_TYPE' at row 1
Error 1452 Cannot add or update a child row: a foreign key constraint fails
insert into performance_schema.setup_objects
values ('TABLE', 'bad2', 'bad2', 'MAYBE', 'NO');
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
show warnings;
Level Code Message
Warning 1265 Data truncated for column 'ENABLED' at row 1
Error 1452 Cannot add or update a child row: a foreign key constraint fails
insert into performance_schema.setup_objects
values ('TABLE', 'bad3', 'bad3', 'YES', 'MAYBE NOT');
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
show warnings;
Level Code Message
Warning 1265 Data truncated for column 'TIMED' at row 1
Error 1452 Cannot add or update a child row: a foreign key constraint fails
select * from performance_schema.setup_objects
order by OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME;
OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
TABLE db1 % YES YES
TABLE db1 t1 YES YES
TABLE db1 t2 YES NO
TABLE db2 t1 YES YES
TABLE db2 t2 YES NO
TABLE db3 % NO YES
TABLE db3 t1 YES YES
TABLE db3 t2 NO NO
TABLE db4 % YES NO
TABLE db4 t1 NO YES
update performance_schema.setup_objects
set OBJECT_TYPE='SOMETHING' where OBJECT_SCHEMA='db1' and OBJECT_NAME='t1';
ERROR HY000: Invalid performance_schema usage
update performance_schema.setup_objects
set ENABLED='MAYBE' where OBJECT_SCHEMA='db1' and OBJECT_NAME='t1';
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
update performance_schema.setup_objects
set TIMED='MAYBE NOT' where OBJECT_SCHEMA='db1' and OBJECT_NAME='t1';
ERROR 23000: Cannot add or update a child row: a foreign key constraint fails
select * from performance_schema.setup_objects
order by OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME;
OBJECT_TYPE OBJECT_SCHEMA OBJECT_NAME ENABLED TIMED
TABLE db1 % YES YES
TABLE db1 t1 YES YES
TABLE db1 t2 YES NO
TABLE db2 t1 YES YES
TABLE db2 t2 YES NO
TABLE db3 % NO YES
TABLE db3 t1 YES YES
TABLE db3 t2 NO NO
TABLE db4 % YES NO
TABLE db4 t1 NO YES
SET sql_mode = default;
drop database if exists db1;
drop database if exists db2;
drop database if exists db3;
drop database if exists db4;
drop database if exists db5;
create database db1;
create database db2;
create database db3;
create database db4;
create database db5;
create table db1.t1(a int);
create table db1.t2(a int);
create table db1.t3(a int);
create table db1.t4(a int);
create table db1.t5(a int);
create table db2.t1(a int);
create table db2.t2(a int);
create table db2.t3(a int);
create table db2.t4(a int);
create table db2.t5(a int);
create table db3.t1(a int);
create table db3.t2(a int);
create table db3.t3(a int);
create table db3.t4(a int);
create table db3.t5(a int);
create table db4.t1(a int);
create table db4.t2(a int);
create table db4.t3(a int);
create table db4.t4(a int);
create table db4.t5(a int);
create table db5.t1(a int);
select * from db1.t1;
a
select * from db1.t2;
a
select * from db1.t3;
a
select * from db1.t4;
a
select * from db1.t5;
a
select * from db2.t1;
a
select * from db2.t2;
a
select * from db2.t3;
a
select * from db2.t4;
a
select * from db2.t5;
a
select * from db3.t1;
a
select * from db3.t2;
a
select * from db3.t3;
a
select * from db3.t4;
a
select * from db3.t5;
a
select * from db4.t1;
a
select * from db4.t2;
a
select * from db4.t3;
a
select * from db4.t4;
a
select * from db4.t5;
a
select * from db5.t1;
a
create table db5.t2(a int);
select * from db3.t2;
a
select distinct OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA
from performance_schema.events_waits_history_long
where OBJECT_SCHEMA like "db%"
group by OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA
order by OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA;
OBJECT_TYPE OBJECT_NAME OBJECT_SCHEMA
TABLE t1 db1
TABLE t1 db2
TABLE t1 db3
TABLE t2 db1
TABLE t2 db2
TABLE t2 db4
TABLE t3 db1
TABLE t3 db4
TABLE t4 db1
TABLE t4 db4
TABLE t5 db1
TABLE t5 db4
select distinct OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA
from performance_schema.events_waits_history_long
where OBJECT_SCHEMA like "db%" and TIMER_END is not NULL
group by OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA
order by OBJECT_TYPE, OBJECT_NAME, OBJECT_SCHEMA;
OBJECT_TYPE OBJECT_NAME OBJECT_SCHEMA
TABLE t1 db1
TABLE t1 db2
TABLE t1 db3
TABLE t3 db1
TABLE t4 db1
TABLE t5 db1
update performance_schema.setup_objects
set timed='YES' where OBJECT_SCHEMA = '%';
create table db5.t3(a int);
select * from db3.t3;
a
truncate table performance_schema.setup_objects;
select count(*) from performance_schema.setup_objects;
count(*)
0
drop database db1;
drop database db2;
drop database db3;
drop database db4;
drop database db5;
truncate table performance_schema.setup_objects;
insert into performance_schema.setup_objects select * from test.setup_objects;
drop table test.setup_objects;
update performance_schema.setup_instruments set enabled='YES', timed='YES';
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