Re: Conditional ALTER TABLE

Dale Seaburg <kg5lt@verizon.net> writes:
> Is there a way to make a conditional ALTER TABLE command?

Nope, no such feature.  Consider writing a plpgsql function that
contains whatever logic you need.

> As an alternative, how best to tell SQL (Query tool) to continue
> processing a script even if an "error" (like no column exists) is
> encountered.

psql will do that happily enough.

            regards, tom lane