日期:2014-05-18 浏览次数:20605 次
SELECT Title FROM 表1 A INNER JOIN 表2 B ON A.ID = B.MID
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select title from 表1 t where exists(select 1 from 表2 where min=t.id)
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select title from 表1 t where exists(select 1 from 表2 where mid=t.id)
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问题1,
SELECT A.ID,A.Title,A.NAME FROM 表1 A, 表2 B where A.ID = B.MID