摘要: 问题:从table1中查询出来的某个字段column1作为table2的查询条件,根据column1从table2查询出的结果要和table1再组合成一张新表。sql:select * from (select column1, column2 from table1) t1, (select column1, column3 from table2) t2 where t1.column1 = t2.column2 阅读全文
posted @ 2014-02-27 10:57 562323273 阅读(316) 评论(0) 推荐(0) 编辑