CREATE TABLE [C6Mart].[GER_PROMOTORI] ( [RETE] varchar(1) NOT NULL, [ID_PROMOTORE] varchar(6) NOT NULL, [LIVELLO] varchar(10) NOT NULL, [ID_MANAGER] varchar(6) NULL, [SUBORDINATI] varchar(10) NULL, [ID_ELAB] int NULL, [TIPO_ELAB] varchar(1) NULL ) ALTER TABLE [C6Mart].[GER_PROMOTORI] ADD CONSTRAINT [PK__GER_PROMOTORI__123EB7A3] PRIMARY KEY CLUSTERED ([RETE],[ID_PROMOTORE],[LIVELLO]) GO