CREATE TABLE [dbo].[AnagLinee] ( [CodLinea] NVARCHAR (5) NOT NULL, [Descrizione] NVARCHAR (50) NOT NULL, [CodBlocco] AS (isnull(left([CodLinea],(3)),'')), [CodCella] AS ([CodLinea]+'0101'), [codPostazione] NVARCHAR (250) CONSTRAINT [DF_AnagLinee_codPostazione] DEFAULT ('') NOT NULL, [dtAccess] DATETIME NULL, [CurrVal] NVARCHAR (50) CONSTRAINT [DF_AnagLinee_AL] DEFAULT ('') NOT NULL, CONSTRAINT [PK_AnagLinee] PRIMARY KEY CLUSTERED ([CodLinea] ASC) ); GO EXECUTE sp_addextendedproperty @name = N'MS_Description', @value = N'Linea impegnata (00 - 99)', @level0type = N'SCHEMA', @level0name = N'dbo', @level1type = N'TABLE', @level1name = N'AnagLinee', @level2type = N'COLUMN', @level2name = N'CodLinea'; GO EXECUTE sp_addextendedproperty @name = N'MS_Description', @value = N'postazione correntemente associata', @level0type = N'SCHEMA', @level0name = N'dbo', @level1type = N'TABLE', @level1name = N'AnagLinee', @level2type = N'COLUMN', @level2name = N'codPostazione'; GO EXECUTE sp_addextendedproperty @name = N'MS_Description', @value = N'data ora ultimo accesso', @level0type = N'SCHEMA', @level0name = N'dbo', @level1type = N'TABLE', @level1name = N'AnagLinee', @level2type = N'COLUMN', @level2name = N'dtAccess'; GO EXECUTE sp_addextendedproperty @name = N'MS_Description', @value = N'AL associato alla linea', @level0type = N'SCHEMA', @level0name = N'dbo', @level1type = N'TABLE', @level1name = N'AnagLinee', @level2type = N'COLUMN', @level2name = N'CurrVal';