Re: unique constraint to a column from another table
Posted by uw_badgers on 10/29/05 23:51
Tom Moreau wrote:
> It's hard to understand your spec. Is it that what you want is that any
> new_name that you insert into tb_new does not exist in tb_current? If so, a
> trigger will do it:
Yes, that is what I want. Thanks for the suggestion, I think that will
work.