为表STUDENTl在XM列上创建非聚集索引SS2,SQL语句应为()
A.CREATEVIEWSS2ONSTUDENTIl(XM) B.CREATEINDEXSS2ONSTU—DENTl(XM) C.CREATETABLESS2ONSTU—DENT1(XM) D.CREATEDATABASESS2ONSTU—DENTl(XM)正确答案B
为表STUDENTl在XM列上创建非聚集索引SS2,SQL语句应为()
A.CREATEVIEWSS2ONSTUDENTIl(XM) B.CREATEINDEXSS2ONSTU—DENTl(XM) C.CREATETABLESS2ONSTU—DENT1(XM) D.CREATEDATABASESS2ONSTU—DENTl(XM)正确答案B