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zhengjp
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GUEST, unregistred user!
select * from s where code= 'GP09-02902'结果:code nameGP09-02902 西裤一.... select * from s1 where code= 'GP09-02902'结果:code nameGP09-02902 西裤一...GP09-02902 西裤三...查询s1不在S中的记录select * from s1 where code+name not in (select code+name from s)结果没有任何值,奇怪,应当可以查出gp09-02902西裤三才对???