Re: Proposal for Implenting read-only queries during wal replay (SoC 2007)

From: "plabrh1" <plabrh1(at)gmail(dot)com>
To: "'Joshua D(dot) Drake'" <jd(at)commandprompt(dot)com>
Cc: <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal for Implenting read-only queries during wal replay (SoC 2007)
Date: 2007-02-28 20:57:07
Message-ID: 009301c75b7b$02f90e10$be01a8c0@plabxpm01
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Thanks Josh,

I'll look for the earlier one and try to add it there...

-Paul

-----Original Message-----
From: Joshua D. Drake [mailto:jd(at)commandprompt(dot)com]
Sent: Wednesday, February 28, 2007 12:09 AM
To: Paul Silveira
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: [HACKERS] Proposal for Implenting read-only queries during wal
replay (SoC 2007)

Paul Silveira wrote:
> Hello,
>
> I just wanted to voice my opinion for this feature... I've implemented a
> few Production applicaitons with PostgreSQL now and would die for that
> feature. Right now, I am constantly trying to find way's to make my data
> more available.

Paul unfortunately you have responded to a hijacked thread. Jonah was
speaking about a project that he wishes would have been accepted which
was called Full Disjunctions.

I have not read the read-only queries during wal replay thread but I can
assure you that Jonah's response had nothing to do with it.

Joshua D. Drake

I've even resulted to using pg_dump to create read only
> copies of the database and placed them behind load balancers to make the
> data more available. Something like this would allow me to quickly
leverage
> a read only node to scale out the applicaiton... If it can at all be
built,
> it would get my first, second and third vote. :)
>
> Regards,
>
> Paul Silveira
>
>
>
>
> Jonah H. Harris-2 wrote:
>> On 2/26/07, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
>>> Jonah, I have no idea what "fault" you are trying to blame on the
>>> community in the above statement. The author didn't discuss the idea
>>> with the community before spending months on it so we have no obligation
>>> to accept it in the core.
>> You're missing the point entirely. The majority of the (vocal)
>> community didn't even want the feature and as such, failed to provide
>> viable suggestions for him to move forward. As the majority of the
>> community didn't want the feature, it wouldn't have made a difference
>> when he proposed it; which would have remained negative nonetheless.
>>
>> --
>> Jonah H. Harris, Software Architect | phone: 732.331.1324
>> EnterpriseDB Corporation | fax: 732.331.1301
>> 33 Wood Ave S, 3rd Floor | jharris(at)enterprisedb(dot)com
>> Iselin, New Jersey 08830 | http://www.enterprisedb.com/
>>
>> ---------------------------(end of broadcast)---------------------------
>> TIP 7: You can help support the PostgreSQL project by donating at
>>
>> http://www.postgresql.org/about/donate
>>
>>
>

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