sql

select     create  alter   drop table/index

insert delete update

grant revoke

获取数据库，表，查询相关信息     describe   explain  show 

修改表信息         load data   optimize table   replace

管理   flush  grant kill  revoke

lock unlock  set    create/drop  function

create database test;

use test;

drop database test;

show colunns from tb;

describe tb;

describe tb;