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if not object_id('tempdb..#tmp_data') is null
drop table #tmp_data
create table #tmp_data(
ID int,
FACTORY Nvarchar(50),
PHONE_STRCODE varchar(50))
INSERT INTO #tmp_data
Select 786202,N'中兴','unknown' union
Select 786201,N'中兴','unknown' union
Select 915547,N'AA','BB'
Select *
From #tmp_data
Where PHONE_STRCODE IN (Select PHONE_STRCODE
From #tmp_data
Group By PHONE_STRCODE
having count(*)>1)
ID FACTORY PHONE_STRCODE
----------- -------------------------------------------------- --------------------------------------------------
786201 中兴 unknown
786202 中兴 unknown