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select * from people
where peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1)
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delete from people
where peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1)
and rowid not in (select min(rowid) from people group by peopleId having count(peopleId )>1)
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select * from vitae a
where (a.peopleId,a.seq) in (select peopleId,seq from vitae group by peopleId,seq having count(*) > 1)
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delete from vitae a
where (a.peopleId,a.seq) in (select peopleId,seq from vitae group by peopleId,seq having count(*) > 1)
and rowid not in (select min(rowid) from vitae group by peopleId,seq having count(*)>1)
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select * from vitae a
where (a.peopleId,a.seq) in (select peopleId,seq from vitae group by peopleId,seq having count(*) > 1)
and rowid not in (select min(rowid) from vitae group by peopleId,seq having count(*)>1)
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ÏÖÔÚ¾ÍÊÇÐèÒª²éѯ³öÔڸñíÖеĸ÷¼Ç¼֮¼ä£¬“name”Öµ´æÔÚÖØ¸´µÄÏ
Select Name,Count(*) from A Group By Name Having Count(*) > 1
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Select Name,sex,Count(*) from A Group By Name,sex Having Count(*) > 1
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declare @max integer,@id integer
declare cur_rows cursor local for select Ö÷×Ö¶Î,count(*) from ±íÃû group by Ö÷×Ö¶Î having count(*) >£» 1
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fetch cur_rows into @id,@max
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