SQL

stuff in sql server

DECLARE @Table1 TABLE(ID INT, Value INT)
INSERT INTO @Table1 VALUES (1,100),(1,200),(1,300),(1,400)

SELECT  ID
       ,STUFF((SELECT ', ' + CAST(Value AS VARCHAR(10)) [text()]
         FROM @Table1 
         WHERE ID = t.ID
         FOR XML PATH(''), TYPE)
        .value('.','NVARCHAR(MAX)'),1,1,' ') List_Output
FROM @Table1 t
GROUP BY ID

stuff sql server

SELECT  STUFF(( SELECT  ',' + Lure
                FROM    ( SELECT DISTINCT
                                    Lure
                          FROM      #LureNames
                        ) x
              FOR
                XML PATH('')
              ), 1, 1, '') AllLures

stuff in sql server

STUFF(string, start, length, new_string)
SELECT STUFF('SQL Tutorial', 1, 5, 'HTML');
-- output
-- HTMLutorial