Coba anda perhatikan Kolom-kolom DimAccount dari AdventureWorksDW berikut: [AccountKey] [int] IDENTITY(1,1) NOT NULL, [ParentAccountKey] [int] NULL, [AccountCodeAlternateKey] [int] NULL, [ParentAccountCodeAlternateKey] [int] NULL, [AccountDescription] [nvarchar](50) NULL, [AccountType] [nvarchar](50...