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tables_priv user db columns_priv privileges grant
11-21
WITH GRANT OPTION revoke grant authentication_string engines columns_priv DataBases mysql datatables
10-27
![MySQL-5.7权限详解[图]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)