题目内容

“群众是真正的英雄”一句话中，“群众”是（）

A. 单独、集合概念
B. 单独、非集合概念
C. 普遍、集合概念
D. 普遍、非集合概念

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Which clause should you use to exclude group results？（）

A. WHERE
B. HAVING
C. RESTRICT
D. GROUP BY
E. ORDER BY

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Tomakeauditinformationmoreproductive，theDBAexecutesthefollowingcommandbeforestartinganauditoperation：SQL＞ALTERSYSTEMSETAUDIT_TRAIL=DB，EXTENDEDSCOPE=SPFILE；WhichstatementistrueregardingtheauditrecordgeneratedwhenauditingstartsafterrestartingThedatabase（）

A. ItcontainsonlytheplanfortheSQLstatementexecutedbytheuser.
B. ItcontainstheSQLtextexecutedbytheuserandthebindvariablesusedwithit.
C. ItcontainstheplanandstatisticsassociatedwiththeSQLstatementexecutedbytheuser.
D. ItcontainstheplanfortheSQLstatementexecutedbytheuserandthebindvariablesusedwithit

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