Requête SQL avec colonnes de retour basées sur le regroupement

Veuillez essayer les codes suivants. Vous devez utiliser la requête PIVOT.

create table TableName (Series varchar(20),col2 varchar(10), price decimal(8,2))

insert into TableName values ('105','C50',30)
insert into TableName values ('105','C50',10)

insert into TableName values ('105','C53',20)
insert into TableName values ('105','C53',30)


SELECT Series,
       [C50],
       [C53]
FROM   (SELECT Series,
               col2,
               price
        FROM   TableName) AS SourceTable 
                   PIVOT ( SUM(price) FOR col2 IN ([C50],
                                                   [C53])
       ) AS PivotTable;