mysql>set profiling = 1;
>select a,b,c from aaa inner join.....
>show profiles\G
>show profile;
>show profile cpu for query 1;
2022-01-23 05:06:11
mysql>set profiling = 1;
>select a,b,c from aaa inner join.....
>show profiles\G
>show profile;
>show profile cpu for query 1;