Re: Reaping Temp tables to avoid XID wraparound

Magnus Hagander <magnus@hagander.net> writes:
> And while at it, what would in this particular case have been even more
> useful to the OP would be to actually identify that there is a temp table
> *and which xid it's blocking at*. For regular transactions we can look at
> backend_xid, but IIRC that doesn't work for temp tables (unless they are
> inside a transaction). Maybe we can find a way to expose that type of
> relevant information at a similar level while poking around that code?

Maybe I'm confused, but doesn't the table's pg_class row tell you what
you need to know?  You can't look inside another session's temp table,
but you don't need to.

            regards, tom lane