IF EXISTS( SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'DaryaftPardakht' AND  COLUMN_NAME = 'CodeProjehBedehKar')
begin
	print 'Ok'
end
else
begin
	alter table DaryaftPardakht
	add	CodeProjehBedehKar	bigint references Tafsili(Code)
end

IF EXISTS( SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'DaryaftPardakht' AND  COLUMN_NAME = 'CodeProjehBestanKar')
begin
	print 'Ok'
end
else
begin
	alter table DaryaftPardakht
	add	CodeProjehBestanKar	bigint references Tafsili(Code)
end