多项选择题
A. Create a nonclustered index on the Comments column.
B. Execute the USE Master Transact-SQL statement.
C. Create a full-text catalog.
D. Create a full-text index on the Comments column.
单项选择题 YouareresponsibleformanagingthedatabaseschemaforanorderentryapplicationinaSQLServer2005database.Afteradesignreview,amemberofthedevelopmentstaffasksyoutoaddanewcolumnnamedCommissionRatetotheProducttable.Becausetheactualcommissionratesforallproductsarenotknownatthistime,eachproducthasadefaultcommissionrateof12percent.Theratecanbemodifiedasnecessary.Youaddthenewcolumn.Youneedtoconfigurethetabletoassignthedefaultvalueasefficientlyaspossible.Whatshouldyoudo?（）
单项选择题 YouareresponsibleforimplementingmaintenancejobsonaSQLServer2005databaseserver.CertainjobsruneverySundayandotherjobsrunatthebeginningofeverymonth.Youneedtoschedulethejobsinthewaythatusestheleastamountofadministrativeeffort.Whatshouldyoudo?（）
多项选择题 YourcompanyusesSQLServer2005.Usersreportthatreportexecutionisslow.Youinvestigateanddiscoverthatsomequeriesdonotuseoptimalexecutionplans.Youalsonoticethatsomeoptimizerstatisticsaremissingandothersareoutofdate.Youneedtocorrecttheproblemsothatreportsexecutemorequickly.WhichtwoTransact-SQLstatementsshouldyouuse?（）