Splitting comma separated values into row values in SQL

Today we are going to see how to separate the comma separated values in sql. We are often come across these kind of situation to split strings with comma. So i hope this would be more helpful.

--Declaration                                                                                 
DECLARE @xml XML,@commaValues NVARCHAR(2000)        

--Initialization
SET @xml = N'<t>' + REPLACE(@commaValues ,',','</t><t>') + '</t>'   

--Temporary table creation     
CREATE TABLE #tmp(studentid int)       

--Inserting values  in temporary table
INSERT INTO #tmp         
SELECT r.value('.','Nvarchar(MAX)') as item         
FROM @xml.nodes('/t') as records(r) 

--Displaying the values from the temporary table
SELECT * FROM #tmp

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