show global status like 'Com_%' SHOW session STATUS LIKE 'Com_%'
global:自数据库上次启动至今的统计结果
session:当前连接的统计结果
show global status like 'Com_select%' show global status like 'Com_insert%' show global status like 'Com_update%' show global status like 'Com_delete%' show global status like 'Conn%' show global status like 'Up%' show global status like 'Slow%'