CREATE TABLE [dbo].[Dealer]
(
	[DealerCode] VARCHAR(4) NULL,
	[Name] VARCHAR(40) NULL,
	[DealerAccountNumber] VARCHAR(20) NULL, 
    [DealerOrganizationNumber] VARCHAR(20) NOT NULL, 
    [DealerGroupCode] VARCHAR(10) NULL, 
    CONSTRAINT [PK_Dealer] PRIMARY KEY (DealerOrganizationNumber)
)