Re: [PATCH]Tablesample Submission - Mailing list pgsql-hackers

From Jaime Casanova
Subject Re: [PATCH]Tablesample Submission
Date
Msg-id CAJKUy5hAggbur4+bwRFaC-xJr5Xzm9yXE2DNodKn-AY48A7uWQ@mail.gmail.com
Whole thread Raw
In response to Re: [PATCH]Tablesample Submission  (Simon Riggs <simon@2ndQuadrant.com>)
List pgsql-hackers
On Thu, Jan 17, 2013 at 2:04 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
> On 17 January 2013 18:32, Josh Berkus <josh@agliodbs.com> wrote:
>> On 11/04/2012 07:22 PM, Qi Huang wrote:
>>> Dear hackers     Sorry for not replying the patch review. I didn't see the review until recently as my mail box is
fullof Postgres mails and I didn't notice the one for me, my mail box configuration problem.     I am still kind of
busywith my university final year project. I shall not have time to work on updating the patch until this semester
finisheswhich is December. I will work on then.    Thanks. 
>>> Best RegardsHuang Qi VictorComputer Science of National University of Singapore
>>
>> Did you ever do the update of the patch?
>
> We aren't just waiting for a rebase, we're waiting for Hitoshi's
> comments to be addressed.
>
> I would add to them by saying I am very uncomfortable with the idea of
> allowing a TABLESAMPLE clause on an UPDATE or a DELETE. If you really
> want that you can use a sub-select.
>

also, i don't think that the REPEATABLE clause should be included in a
first revision.
and if we ever want to add more sample methods we can't just put
BERNOULLI nor SYSTEM in gram.y, a new catalog is probably needed
there.

--
Jaime Casanova         www.2ndQuadrant.com
Professional PostgreSQL: Soporte 24x7 y capacitación
Phone: +593 4 5107566         Cell: +593 987171157



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