"James A Cole" <jacole(at)acm(dot)org> writes:
> mkeB_reports=# \d arrivals
> Did not find any relation named "arrivals".
> mkeB_reports=# select * from arrivals where ontime>'2006-6-21';
> [ works ]
Looks like XID wraparound in the system catalogs. You can probably get
out of it with a database-wide VACUUM, but there is some risk that
you've lost data. Please read the administrator's guide part of the
manual concerning routine vacuuming requirements.
regards, tom lane