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YouareresponsibleformanagingthedatabaseschemaforanorderentryapplicationinaSQLServer2005database.Afteradesignreview,amemberofthedevelopmentstaffasksyoutoaddanewcolumnnamedCommissionRatetotheProducttable.Becausetheactualcommissionratesforallproductsarenotknownatthistime,eachproducthasadefaultcommissionrateof12percent.Theratecanbemodifiedasnecessary.Youaddthenewcolumn.Youneedtoconfigurethetabletoassignthedefaultvalueasefficientlyaspossible.Whatshouldyoudo?()


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更多 “ YouareresponsibleformanagingthedatabaseschemaforanorderentryapplicationinaSQLServer2005database.Afteradesignreview,amemberofthedevelopmentstaffasksyoutoaddanewcolumnnamedCommissionRatetotheProducttable.Becausetheactualcommissionratesforallproductsarenotknownatthistime,eachproducthasadefaultcommissionrateof12percent.Theratecanbemodifiedasnecessary.Youaddthenewcolumn.Youneedtoconfigurethetabletoassignthedefaultvalueasefficientlyaspossible.Whatshouldyoudo?() ” 相关考题
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