1.数据查询语言DQL(Dimensional Query Language)
就是select语句
2.数据操纵语言DML(data manipulation language)
增删改查:SELECT、UPDATE、INSERT、DELETE
3.数据定义语言DDL(data definition language)
CREATE、ALTER、DROP、TRUNCATE
4.数据控制语言DCL(Data Control Language)
权限控制:grant、revoke
标签:DCL,语言,Language,SQL,DML,DDL,DQL From: https://www.cnblogs.com/tyrd/p/16891524.html