下面是我的表中包含的记录。我想删除所有重复行和结果必须包含具有ID的50,10,20,30行,40如何删除保留其他唯一行的重复行?
感谢
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
50 Engineering Pune
10 ACCOUNTING NEW YORK
20 RESEARCH DALLAS
30 SALES CHICAGO
40 OPERATIONS BOSTON
可能重复的[删除表中的重复项](http://stackoverflow.com/questions/10017027/sql-to-delete-the-duplicates-in-a-table)或[Oracle PL/SQL - 如何删除SQL表中的多个重复记录?](http://stackoverflow.com/questions/6455941/oracle-pl-sql-how-to-delete-multiple-duplicate-records-in-the-sql-table? rq = 1) –
你想删除重复表单数据库表..或你想查询Ÿ它没有重复... – Avi