| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | Ants Aasma <ants(at)cybertec(dot)at>, josh(at)agliodbs(dot)com, andres(at)anarazel(dot)de, alvherre(at)commandprompt(dot)com, heikki(dot)linnakangas(at)enterprisedb(dot)com, cbbrowne(at)gmail(dot)com, neil(dot)conway(at)gmail(dot)com, daniel(at)heroku(dot)com, Qi Huang <huangqiyx(at)hotmail(dot)com>, Florian Pflug <fgp(at)phlo(dot)org>, pgsql-hackers(at)postgresql(dot)org, sfrost(at)snowman(dot)net |
| Subject: | Re: Gsoc2012 idea, tablesample |
| Date: | 2012-05-10 18:30:35 |
| Message-ID: | CA+TgmoY1P+WSpkZn-wi2P2Oz9S0p0KrKDqDsPfq5r0Y0F6M79w@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, May 10, 2012 at 2:07 PM, Kevin Grittner
<Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
> Ants Aasma <ants(at)cybertec(dot)at> wrote:
>> It seems to me that the simplest thing to do would be to lift the
>> sampling done in analyze.c (acquire_sample_rows) and use that to
>> implement the SYSTEM sampling method.
>
> Definitely. I thought we had all agreed on that ages ago.
Right, and I don't think we should be considering any of this other
stuff until that basic thing is implemented and working.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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