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题目
某应用系统有两个表,会员表Member(Mld,Mname,Mphone,Mgender,Mage,balance,visible)和消费记录表DeaI(D_Id,Ddate,Dtype,Dvalue,M_ld),其中MId为会员编码。如果要查询“陈”姓会员的消费记录,对应的SQL语句为( )。
作答
SELECT Mname,Mphone,Ddate,Dvalue FROM Member,Deal WHERE Mname LIKE '%陈' and Member.M_Id=Deal.M_Id
SELECT Mname,Mphone,Ddate,Dvalue FROM Member,Deal WHERE Mname LIKE '陈%' and Member.M Id=Deal.M_Id
SELECT Mname,Mphone,Ddate,Dvalue FROM Member,Deal WHERE Member.M_Id=Deal.M_Id
SELECT Mname,Mphone,Ddate,Dvalue FROM Member,Deal WHERE Mname LIKE '%陈%'
答案/解析
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