On 9/3/07, Alvaro Herrera <[EMAIL PROTECTED]> wrote:
> Florian G. Pflug wrote:
> > Since we didn't really reach an agreement on how xid_age should behave,
> > I've reverted it back to the original version. So with this patch,
> > xid_age will just force assignment of a xid.
>
> Is this really a good idea? I'm repeating myself, but a query like
>
> select age(xmin) from bigtable
>
> could accelerate Xid wraparound. If the server is running close to the
> limit it could cause a shutdown to prevent the actual wraparound.
Such query would take only one xid, which should not be a problem?
--
marko
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