2011年6月8日
SQL语句 检查重复记录的字段名
摘要： select 字段名,count(字段名) from 表名 group by 字段名 having count(字段名)>1SELECT VWS, COUNT(VWS) AS Expr1FROM EsBomGROUP BY VWSHAVING (COUNT(VWS) > 1) 阅读全文
posted @ 2011-06-08 11:22 Daniel_Lu 阅读(269) 评论(0) 推荐(0) 编辑