Declare @Id Int                               
Select @Id = Id From sysobjects Where Name = 'Tbl_ClubH'
if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'CardPrintFlag')
  Alter Table dbo.Tbl_ClubH Add CardPrintFlag BIT DEFAULT(0) 


ALTER TABLE dbo.tbl_PosOption ALTER COLUMN DeviceIP VARCHAR(25)