单项选择题
YouneedtoensurethattheCust_CalcDatacolumnisimplementedappropriately.Whatshouldyoudo?()
A.SpecifythattheCust_CalcDatacolumnmustbeimplementedasacomputedcolumnofthetable.
B.SpecifythattheCust_CalcDatacolumnmustbeindexedusinganon-clusteredindex.
C.SpecifythattheCust_CalcDatacolumnmustbeimplementedasacolumnthatusesauser-defineddatatype.
D.SpecifythattheCust_CalcDatacolumnmustbeupdatedbyaSQLServerAgentjobthatrunsnightly.