Re: Contrib reindex script:

Tom Lane wrote:
> Neil Conway <nconway@klamath.dyndns.org> writes:
> > Also, could we enhance REINDEX to not require an exclusive table lock?
> > Without looking at the code, I would think that we could at least allow
> > for SELECTs (using seqscans or other indexes) while a REINDEX is running.
>
> Not unless you see a way to prevent those SELECTs from trying to use the
> index...

Well, we should recreate the index as a separate file, then switch over
to the new file use relfilenode.

> Personally I think putting development effort into REINDEX is a waste of
> manpower.  Study how to make btree collapse out empty pages, instead.

Agreed, but what plans do we have to fix it?  I have heard no proposals,
and it has been a known problem for years.

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