这个表是记录db 级别的权限,
grant select test2.* from test;
算是这个sql 持久化我觉得
再次查看
select * from mysql.db\G
*************************** 1. row ***************************
Host: %
DB: test2
User: test
Select_priv: Y
Insert_priv: N
Update_priv: N
Delete_priv: N
Create_priv: N
Drop_priv: N
Grant_priv: …