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Convert CSV list into a single column multiple rows

, 28 Mar 2011
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declare	@list nvarchar(max) = 'Imdad,Kuber,Maninder,Nirmal,Ajit';
declare	@Delimiter nvarchar(10) = ',';
DECLARE @LEN INT
SET @LEN=LEN(@List)+1
 
;With UserList AS
( 
	SELECT	
			cast(isNull(NULLIF(CHARINDEX(@Delimiter,@List,1),0),@LEN) as int) AS nEnd,
			RTRIM(LTRIM(SUBSTRING(@List,1,isNull(NULLIF(CHARINDEX(@Delimiter,@List,1),0),@LEN)-1))) AS Users
	UNION All
	SELECT	
			cast(isNull(NULLIF(CHARINDEX(@Delimiter,@List,nEnd+1),0),@LEN) as int),
			RTRIM(LTRIM(SUBSTRING(@List,nEnd+1,isNull(NULLIF(CHARINDEX(@Delimiter,@List,nEnd+1),0),@LEN)-nEnd-1)))
	FROM UserList
	WHERE nEnd<@LEN
)
SELECT NULLIF(Users,'') AS Users FROM UserList where 
 

--OUTPUT
--Users
---------
--Imdad
--Kuber
--Maninder
--Nirmal
--Ajit
 
Thanks,
Imdadhusen

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

About the Author

Sunasara Imdadhusen
Software Developer (Senior) Infostretch Ahmedabad-Gujarat
India India
Aspiring for a challenging carrier wherein I can learn, grow, expand and share my existing knowledge in meaningful and coherent way.

sunaSaRa Imdadhusen
 
AWARDS:
  1. 1st Best Asp.Net article of SEP 2010
  2. 2nd Best Asp.Net article of MAY 2011
 
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Comments and Discussions

 
GeneralMy vote of 5 PinmemberSavalia Manoj M7-Nov-12 1:13 
GeneralRe: My vote of 5 PinpremiumSunasara Imdadhusen22-Apr-14 4:03 
GeneralNice example. I usually just use the bcp.exe utility to impo... PinmemberKeith.Badeau8-May-11 3:09 
GeneralRe: Nice example. I usually just use the bcp.exe utility to impo... PinpremiumSunasara Imdadhusen22-Apr-14 4:03 

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