Within the application MY_APP the following PREVIOUS VALUE expression references the sequence MY_SEQ: PREVIOUS VALUE FOR my_seq After which of the following events will the most recently generated value of MY_SEQ persist so that it can be returned to the active MY_APP application?（）A.After a ROLLBACK is issuedB.After the sequence is alteredC.After the sequence is droppedD.After the current session ends
Within the application MY_APP the following PREVIOUS VALUE expression references the sequence MY_SEQ: PREVIOUS VALUE FOR my_seq After which of the following events will the most recently generated value of MY_SEQ persist so that it can be returned to the active MY_APP application?（）
A.After a ROLLBACK is issued
B.After the sequence is altered
C.After the sequence is dropped
D.After the current session ends
相关考题：
You’re going to have a quiz ( )by another two in the ( )month. A. followed,followedB. followed,followingC. following,followedD. following,following
下面哪些jspaction中允许使用表达式(expression)?() A、jsp:setPropertyname=”name”value=%=expression%B、jsp:includepage=%=expresion%C、jsp:paranname=”name”value=%=expression%D、jsp:getPropertyname=%expression%
Aresourcegroup，MY_APP，hasthefollowingconfiguration：ResourceGroupNameMY_APPParticipatingNodeName（s）AlphaBetaGammaStartupPolicyOnlineOnHomeNodeOnlyFalloverPolicyFalloverToNextPriorityNodeInTheListFallbackPolicyFallbackToHigherPriorityNodeInTheListMY_APPiscurrentlyrunningonnodeBeta.MY_APPisthenmovedtonodeGammausingC-SPOC.NodesAlphaandBetaareshutdownandrestarted.NodeAlphastabilizesapprox60secondsbeforenodeBeta.Whathappenstotheresourcegroup，MY_APP，whennodesAlphaandBetaarerestarted？（）A.ItmovestoBetaB.ItstaysonGammaC.ItmovestoAlphaD.ItmovestoAlpha，thentoBeta
在switch(expression)语句中,expression的数据类型不能是( )。 A.doubleB.char 在switch(expression)语句中，expression的数据类型不能是（ ）。A.doubleB.charC.byteD.short
【单选题】MySQL中添加外键约束的语句是（）A．ALTER TABLE...ADD CONSTRAINT...FOREIGN KEY...REFERENCES...B．ADD CONSTRAINT...FOREIGN KEY...REFERENCES...C．ALTER TABLE...ADD CONSTRAINT...PRIMARY KEY...REFERENCES...D．ADD CONSTRAINT...PRIMARY KEY...REFERENCES...
for重复结构处理计数器控制循环的所有细节。for结构的一般格式如下： for（expression1, expression2, expression3) statement 其中expression1初始化循环控制变量，expression2是循环条件，expression3递增控制变量。
下面哪项是错误的设置Bean属性值的方法（)A．＜jsp:setPropertyname="beanInstanceName" property= "*" /＞B．＜jsp:setPropertyname="beanInstanceName" property="propertyName"value="123"/＞C．＜jsp:setPropertyname="beanInstanceName" property="propertyName"param="parameterName" /＞D．＜jsp:setPropertyname="beanInstanceName" property="*" value="{string |＜%= expression %＞}"/＞