A.AS B.IS C.LIKE D.以上的答案都不正确
A.ORDERED BY B.ORDER BY C.GROUP BY D.GROUPED BY
A.内连接查询 B.子查询 C.右外连接查询 D.左外连接查询
SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
A.SELECT B.DELETE C.UPDATE D.TRUNCATE