php技巧
2003-03-03      
打印自: 安恒公司
地址: HTTP://opv-pe.anheng.com.cn/news/article.php?articleid=130
mysql的关联查询
 SELECT *,client_quanxian.userid FROM `client_quanxian` left join `client` on client_quanxian.clientid=client.id
WHERE client_quanxian.clientid='$userid' or client_quanxian.clientid='公共'
责任编辑: admin