Re: Index-only scans - Mailing list pgsql-hackers

From Mischa Sandberg
Subject Re: Index-only scans
Date
Msg-id CB0F73E165CFFA4496D12161D835562CF876AB6D@US-COL-EXCHMBX1.green.sophos
Whole thread Raw
In response to Re: Index-only scans  (Jaime Casanova <jcasanov@systemguards.com.ec>)
List pgsql-hackers
Now I'm back where I can go look at the source code :-)
Thanks.

> -----Original Message-----
> From: Jaime Casanova [mailto:jcasanov@systemguards.com.ec]
> Sent: Monday, July 13, 2009 8:40 PM
> To: Mischa Sandberg
> Cc: Heikki Linnakangas; PostgreSQL-development
> Subject: Re: [HACKERS] Index-only scans
>
> On Mon, Jul 13, 2009 at 5:38 PM, Mischa
> Sandberg<mischa.sandberg@sophos.com> wrote:
> > Does PG have an intermediate execution node to sort/batch
> index entries (heap tuple ptrs) by heap page prior to lookup?
> Something mssql does ...
> >
>
> it sounds a lot like a bitmap index scan
>
>
> --
> Atentamente,
> Jaime Casanova
> Soporte y capacitación de PostgreSQL
> Asesoría y desarrollo de sistemas
> Guayaquil - Ecuador
> Cel. +59387171157
>


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