How to use GROUP BY to concatenate strings in SQL Server

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 NameValuesFROM #YourTable ResultsGROUP BY IDDROP TABLE #YourTable