摘要: SELECTtagid, tagname FROMuchome_mtag WHEREtagname IN (SELECTtagname FROMuchome_mtag GROUPBYtagname HAVING(COUNT(tagname) >1)) ORDERBYtagname 跨服务器、数据库、表联合查询 SELECT... 阅读全文
posted @ 2013-01-26 15:29 梨花驿路 阅读(1293) 评论(0) 推荐(0) 编辑