MySQL - 命令行中监测语句执行效率
2021-01-13 本文已影响0人
爱蛇
mysql> set profiling=1;
mysql> select distinct(num) from test_test;
mysql> select num from test_test group by num;
mysql> show profiles;
profiles功能
profiles功能
profiles功能
mysql> set profiling=1;
mysql> select distinct(num) from test_test;
mysql> select num from test_test group by num;
mysql> show profiles;
