Kevin Kempter <kevin@kevinkempterllc.com> writes:
> I'm working with a client with several highly active 8.1.4 servers. I want to
> run a weekly cron that will vacuum ALL db tables except those with entries in
> pg_autovacuum (where we've setup manual/cron vacuums) in order to eliminate
> transaction ID wraparound failure warnings (which comes up fairly often).
> My question is:
> will a select from pg_tables for each database in the cluster provide me with
> a full table listing for the purposes of ensuring that all tables in the db
> have been vacuumed or are there others I'll need to account for as well ?
Why are you insisting on inventing your own wheel for this, when
"vacuum" without a parameter does that just fine?
regards, tom lane