#### --添加数据
INSERT INTO emp VALUES(1001,'小杨','男','河南','88888888888')
INSERT INTO emp VALUES(1002,'小张','男','河南','66666666666')
#### --修改数据
UPDATe emp SET name='小明',address='河南' where id=1002;
#### --删除数据
DELETE from emp where id=1001;
#### --查询数据
SELECt * FROM emp;



