共找到 219 与pl 相关的结果,耗时1 ms
现将关系模式P分解为三个关系模式Pl(A,B,D,E,F),P2(A,B,G,H),P3(C,I,j),则其中P规范化程度达到( )。A.1NF B.2NFC.3NF D.BCNF
在SQL Server 2008中,设在某数据库中建有如下所示的存储过程:CREATE PROC Pl@a int=20,@b char(4)AS……设有下列调用该存储过程的语句:Ⅰ.EXEC Pl 100,ˊa01 ˊⅡ.EXEC Plˊa01ˊⅢ.EXEC Pl@b=ˊa01ˊⅣ.EXEC P
在安装Bugzilla过程中,其中异步需要在BUGZILLA的目录内运行checksetup.pl,请以下那个命令正确?A.checksetup.plB.makechecksetup.plC../checksetup.plD.catchecksetup.pl
A.PL/SQL提供的四种内置数据类型是character integer,float,booleanB.PUSQ代表 Power Language/SQLC.PLQL块包括声明部分,可执行部分和异常处理部分D.PL/SQL不支持面向对象编程
听下面一段对话,回答第14至第17四个小题。第14题:Why is the woman asking for leave?A. She plans to go to the UK with her parents.B. She has to take care of her parents at
Mr. White has been_____(缺席的)from work for days, so he knows nothing about our new plan.
—Sorry,do you mind if I smoke here? —Yes,A you could B go ahead C I do D my pleasure
●The project budget has been finalized.Additional work has been discovered that was not planned for in the budget or project scope.(74) could provide
A.可以化简的,其化简顺序为P1→P2→P3B.可以化简的,其化简顺序为P3→Pl→P2C.可以化简的,其化简顺序为P2→PI→P3D.不可以化简的,因为P1、P2、P3申请的资源都不能得到满足
根据【说明】,将图6—2中Pl~P4的处理名称填充完整。
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