Re: Regression test failure date.

OK, on it now!

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Tom Lane wrote:
> I said:
> >> I have a theory about the failures that occur while creating tables.
> >> If a relcache flush were to occur due to SI buffer overrun between
> >> creation of the new rel's relcache entry by RelationBuildLocalRelation
> >> and completion of the command, then you'd see an error exactly like the
> >> above, because the relcache would try to rebuild the cache entry by
> >> reading the pg_class and pg_attribute rows for the relation.
>
> After further study, though, the above theory falls flat on its face:
> the relcache does *not* attempt to rebuild new relcache entries after
> an SI overrun (see the comments to RelationCacheInvalidate). So I'm
> back to wondering what the heck is causing any of these messages.
>
> I think we really need to see a stack trace from one of the failures.
> Could you try running CVS tip with an "abort()" call replacing the
> "relation %u deleted while still in use" elog? (It's line 1797
> in src/backend/utils/cache/relcache.c in CVS tip.) Then when you
> get the failure, get a stack trace with gdb from the core dump.
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: the planner will ignore your desire to choose an index scan if your
> joining column's datatypes do not match
>

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