A.DELETE author B.DELETE FROM author C.TRUNCATE TABLE author D.DELETE author WHERE1=2
A.UPDATE sales SET price=price*1.1 B.UPDATE sales SET price=DEFAULT WHERE salesid=13 C.UPDATE sales SET price=NULL WHERE salesid=13 D.UPDATE sales SET price=10 amount=3 WHERE salesid=13
A.啟用服務(wù)器上的防火墻 B.啟動(dòng)SQL Server集成服務(wù) C.配置混合驗(yàn)證模式 D.使用SQL Server配置管理器