lyfz_repos/铂金版源码/DBFile/SQL/2015-08-13[收集]/2015-10-07(胡工).sql

  if not exists
(select * from syscolumns where id=object_id('tb_ErpPayment') and name='Pay_McNumber') 
begin
alter table tb_ErpPayment add Pay_McNumber nvarchar(50) 
end