A. ROLLBACK B. DROP PROCEDURE C. DELALLOCATE DELETE PROCEDURE
A. CALL 过程名 参数 B. CALL 过程名(参数) CALL 过程名=参数 D. 以上都可以
A. EXECmyp1(18) B. selectmyp1(18) C. callmyp1(18) D. call p=18
A. DELETE USER B. DROP USER C. DELETE PRIV DROP PRIV
A. Oracle B. DB2 C. MySQL D. SQL Server