From: | Fabrízio de Royes Mello <fabriziomello(at)gmail(dot)com> |
---|---|
To: | Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Reduce lock levels others reloptions in ALTER TABLE |
Date: | 2016-02-29 18:01:17 |
Message-ID: | CAFcNs+qeHjcC9-AwmZSiWFDsaMsuNZVYP893-cM+TE3D16FHOg@mail.gmail.com |
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On Mon, Feb 29, 2016 at 2:58 PM, Fabrízio de Royes Mello <
fabriziomello(at)gmail(dot)com> wrote:
>
> Hi all,
>
> Some time ago we added [1] the infrastructure to allow different lock
levels for relation options.
>
> So per discussion [2] the attached patch reduce lock levels down to
ShareUpdateExclusiveLock for:
> - fastupdate
> - fillfactor
> - gin_pending_list_limit
> - seq_page_cost
> - random_page_cost
> - n_distinct
> - n_distinct_inherited
> - buffering
>
> Att,
>
>
> [1]
http://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=47167b7907a802ed39b179c8780b76359468f076
> [2]
http://www.postgresql.org/message-id/20150731022857.GC11473@alap3.anarazel.de
>
Added to the next commitfest:
https://commitfest.postgresql.org/9/558/
Regards,
--
Fabrízio de Royes Mello
Consultoria/Coaching PostgreSQL
>> Timbira: http://www.timbira.com.br
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>> Github: http://github.com/fabriziomello
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