单项选择题

YouworkinacompanywhichusesSQLServer2008.Youaretheadmini……

YouworkinacompanywhichusesSQLServer2008.Youaretheadministratorofthecompanydatabase.NowyouareinchargeofaSQLServer2008instance.Therearequeriesthathaveanestimatedexecutioncostlessthan3.Youintendtoconfiguretheinstance,makeituseasinglethreadforthesequeries.Intheoptionsbelow,whichsp_configureconfigurationoptionshouldyouset?（）
A.Youshouldsetquerygovernorcostlimit
B.Youshouldsetcostthresholdforparallelism
C.Youshouldsetpriorityboost
D.Youshouldsetprecomputerank

A.Youaretheadministratorofthecompanydatabase.NowyouareinchargeofaSQLServer2008instance.Therearequeriesthathaveanestimatedexecutioncostlessthan3.Youintendtoconfiguretheinstance,makeituseasinglethreadforthesequeries.Intheoptionsbelow,whichsp_configureconfigurationoptionshouldyouset?（）
A.Youshouldsetquerygovernorcostlimit
B.Youshouldsetcostthresholdforparallelism
C.Youshouldsetpriorityboost
D.Youshouldsetprecomputerank

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