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1、查找表中多余的重復記錄，重復記錄是根據(jù)單個字段（peopleId）來判斷 復制代碼代碼如下: select * from content where 標題 in (select 標題 from content group by 標題 having count (標題) > 1) 2、刪除表中多余的重復記錄，重復記錄是根據(jù)單個字段（peopleId）來判斷，只留有rowid最小的記錄 復制代碼代碼如下: delete from content where 標題 in (select 標題 from people group by 標題 having count (標題) > 1) )>1) |
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