| From: | "Pavan Deolasee" <pavan(dot)deolasee(at)gmail(dot)com> |
|---|---|
| To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>, PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: HOT patch - version 14 |
| Date: | 2007-08-20 17:25:30 |
| Message-ID: | 2e78013d0708201025m2ffa44ackcda07f3341cee15a@mail.gmail.com |
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| Lists: | pgsql-patches |
On 8/20/07, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
> Heikki Linnakangas <heikki(at)enterprisedb(dot)com> writes:
> > I see that you have a separate bitmapset to keep track of indexes on
> > system attributes. But having an index on a system attribute doesn't
> > make any sense, does it?
>
> Counterexample: OID.
>
>
>
Right. Further, we allow creating indexes on system attributes. So we
must support those.
Thanks,
Pavan
--
Pavan Deolasee
EnterpriseDB http://www.enterprisedb.com
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