group_concat sql server
STRING_AGG ( expression, separator ) [ <order_clause> ]
<order_clause> ::=
WITHIN GROUP ( ORDER BY <order_by_expression_list> [ ASC | DESC ] )
SELECT STRING_AGG(Genre, ',') AS Result
FROM Genres;
Result:
Result
--------------------------------------------
Rock,Jazz,Country,Pop,Blues,Hip Hop,Rap,Punksql server group by concatenate
CREATE TABLE #YourTable ([ID] INT, [Name] CHAR(1), [Value] INT)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (1,'A',4)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (1,'B',8)
INSERT INTO #YourTable ([ID],[Name],[Value]) VALUES (2,'C',9)
SELECT
[ID],
STUFF((
SELECT ', ' + [Name] + ':' + CAST([Value] AS VARCHAR(MAX))
FROM #YourTable
WHERE (ID = Results.ID)
FOR XML PATH(''),TYPE).value('(./text())[1]','VARCHAR(MAX)')
,1,2,'') AS NameValues
FROM #YourTable Results
GROUP BY ID
DROP TABLE #YourTableCopyright © 2021 Codeinu
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