The Hermit Hacker <scrappy@hub.org> writes:
> okay, but, again based on my impression of what Tom has stated, and
> previous conversations on this topic, the key problem is what happens if I
> drop a column and a later date decide add a new column of the same name,
> what happens?
I'm not very worried about that --- presumably the old column is either
marked as dead or gone entirely from pg_attribute, so why should there
be any confusion?
regards, tom lane