Re: PostgreSQL Process memory architecture

From: Atri Sharma <atri(dot)jiit(at)gmail(dot)com>
To: Amit Langote <amitlangote09(at)gmail(dot)com>
Cc: "Ben Zeev, Lior" <lior(dot)ben-zeev(at)hp(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PostgreSQL Process memory architecture
Date: 2013-05-27 11:55:48
Message-ID: CAOeZVif1we7nrobawwC+J75aKWC0VKB1+VzuuctBj6+vjkmbLw@mail.gmail.com
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> An index is built in backend process's local memory, but, when
> accessing, index pages are stored in shared memory. That is, for
> example, when an index scan is performed, index pages are brought into
> shared memory and accessed from there.
>
>

Yes, brought into the shared disk buffers and read,just like tables are read.

Regards,

Atri

--
Regards,

Atri
l'apprenant

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