Sql select group by and string concat [duplicate]

Answer 1

this will work with sql-server 2008

SELECT p1.ID,
       ( SELECT NAME + ' and ' 
           FROM YourTable  p2
          WHERE p2.ID = p1.ID
          ORDER BY NAME
            FOR XML PATH('') ) AS Name,
        sum(Amount)
      FROM YourTable p1
      GROUP BY ID ;

Answer 2

SELECT p1.ID,  
   STUFF(( SELECT ' and ' + NAME  
       FROM YourTable  p2  
      WHERE p2.ID = p1.ID  
      ORDER BY NAME  
        FOR XML PATH('') )  
    , 1, 5, '' ) AS Name,  
    sum(Amount)  
  FROM YourTable p1  
  GROUP BY ID  

From Vikram answer
I add stuff for my result.