On Dienstag, 21. September 2010, Aleksey Tsalolikhin wrote:
> Yesterday, I had twelve thousand "cache lookup failed for type N"
> messages, like this:
> What does "type 14237017" mean?
pg_type oid
> What cache are we talking about?
Did you alter a type before?
There's a bug in postgres, that prevents the plan cache to be
invalidated on type changes. We ran into this bug as well on 8.4.4.
HTH, Jens