Re: Removing Inner Joins - Mailing list pgsql-hackers

From Atri Sharma
Subject Re: Removing Inner Joins
Date
Msg-id CAOeZVif1-XTKjaoRPhvFJprUdaXXb0u78VH3yNRPXOA+wHcd6g@mail.gmail.com
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In response to Re: Removing Inner Joins  (Ashutosh Bapat <ashutosh.bapat@enterprisedb.com>)
Responses Re: Removing Inner Joins
List pgsql-hackers
On Wed, Jul 10, 2013 at 8:29 AM, Ashutosh Bapat
<ashutosh.bapat@enterprisedb.com> wrote:
> AFAIK,
> There is code to remove the redundant relations (joins too are relations).
> But I don't remember exactly where it is. Start looking at query_planner().
> The removal of relations should happen before actually planning the joins.
>
>

Thanks for your reply.

I am not sure if the part you mentioned is inline with the case I am
talking about. The specific case I mentioned does not seem to have
been implemented yet, and I was researching the roadblocks to it,
hence asked on the list.

Thanks and Regards,

Atri

--
Regards,

Atri
l'apprenant



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