Re: pg_class.oid at 4B

Radoslav Nedyalkov  writes:
> We have a busy database that has oid increasing with 50-100M  per month.
> There is no oid type across user attributes anywhere nor user tables with
> oids;
> Not sure where this generation comes from. If you can hint me, it would be
> great.

Lots of short-lived temporary tables, maybe?

> Also what happens when pg_class.oid reaches 4B.

Nothing.  The counter will wrap around and you won't notice a thing.

			regards, tom lane