烈火123

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多表联合查询

摘要： SELECT m.u_m_name, m.u_m_pwd, b.u_name, b.u_pwd //查询2个表中的字段 FROM m_user AS m INNER JOIN b_tee AS b //内部链接2个表（AS：别名） ON m.m... 阅读全文

posted @ 2010-08-07 17:35 烈火123 阅读(83) 评论(0) 推荐(0) 编辑