下面是我的表中包含的記錄。我想刪除所有重複行和結果必須包含具有ID的50,10,20,30行,40如何刪除保留其他唯一行的重複行?
感謝
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
可能重複的[刪除表中的重複項](http://stackoverflow.com/questions/10017027/sql-to-delete-the-duplicates-in-a-table)或[Oracle PL/SQL - 如何刪除SQL表中的多個重複記錄?](http://stackoverflow.com/questions/6455941/oracle-pl-sql-how-to-delete-multiple-duplicate-records-in-the-sql-table? rq = 1) –
你想刪除重複表單數據庫表..或你想查詢Ÿ它沒有重複... – Avi