12 2014 档案

MYSQL交换两列数据实例
摘要：UPDATE cf_2015_company a, cf_2015_company bSET a.cname = b.linkman, a.linkman = b.cnameWHERE a.id = b.id AND CHAR_LENGTH(a.cname)5 阅读全文
posted @ 2014-12-18 18:42 Michael Zhang x 阅读(248) 评论(0) 推荐(0)