if not Exists(SELECT * FROM information_schema.tables where Table_name = 'Billing') begin create table dbo.Billing ( ID int primary key, FC_ID int references dbo.Finance_Cycle(ID) not null, Pro_ID_VahedMali int references dbo.OtherPRoperties(ID) not null, Mat_ID bigint references dbo.Matter(ID) not null, Dom_ID_Type int references dbo.Domain(ID) not null, Dom_ID_Status int references dbo.Domain(ID) not null, Con_ID int references dbo.Contract(ID) not null, Code Int not null, Tarikh Int not null, TarikhConfirm Int not null, Serial nvarchar(100) null, Description nvarchar(1000) null, [Guid] nvarchar(200) null ) end