MySQL的七种join

详细图文教程参见:html http://www.javashuo.com/article/p-uoyggbtw-hc.htmlsql http://www.javashuo.com/article/p-sbqniuqi-ho.htmlcode #1 内链接htm select * from tbl_dept a inner join tbl_emp b on a.id=b.deptId; #2 
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