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)
正确答案是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)
正确答案是B