单项选择题
A.DROP TABLE B.DROP VIEW C.DROP INDEX D.ALTER TABLE
A.CREATE TABLE B.CREATE VIEW C.CREATE INDEX D.ALTER TABLE
A.CREA TETABLE B.CREA TEVIEW C.CREAT EINDEX D.ALTER TABLE
A CREATE TABLE B.CREATE VIEW C.CREATE INDEX D.ALTER TABLE
微信扫一扫,加关注免费搜题