Declare @Id Int                               
Select @Id = Id From sysobjects Where Name = 'Notebimeh'

if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'Agreement_No')
ALTER TABLE  Notebimeh ADD Agreement_No varchar(20) NULL

if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'Meli_Card_No')
ALTER TABLE  Notebimeh ADD Meli_Card_No varchar(10) NULL

if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'Tel')
ALTER TABLE  Notebimeh ADD Tel varchar(15) NULL

if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'Mobile')
ALTER TABLE  Notebimeh ADD Mobile varchar(15) NULL

if not Exists(SELECT * FROM syscolumns WHERE id = @Id and Name = 'VeteransPercent')
ALTER TABLE  Notebimeh ADD VeteransPercent int NULL







