CREATE TABLE [dbo].[TEST](
  [Id] [decimal](18, 0) IDENTITY(1,1) NOT NULL,
  [CodiceCliente] [varchar](10) NOT NULL,
  [DataDocumento] [datetime] NOT NULL,
  [NumeroDocumento] [smallint] NOT NULL,
  [Importo] [decimal](14, 2) NOT NULL,
 CONSTRAINT [PK_TEST] PRIMARY KEY CLUSTERED 
(
  [Id] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]