Re: Parallel query execution
От | Andrew Dunstan |
---|---|
Тема | Re: Parallel query execution |
Дата | |
Msg-id | 50F6E36C.8070507@dunslane.net обсуждение исходный текст |
Ответ на | Re: Parallel query execution (Bruce Momjian <bruce@momjian.us>) |
Список | pgsql-hackers |
On 01/16/2013 12:20 PM, Bruce Momjian wrote: > On Wed, Jan 16, 2013 at 09:05:39AM -0500, Andrew Dunstan wrote: >> On 01/15/2013 11:32 PM, Bruce Momjian wrote: >>> On Wed, Jan 16, 2013 at 01:28:18PM +0900, Michael Paquier wrote: >>>> On Wed, Jan 16, 2013 at 1:22 PM, Josh Berkus <josh@agliodbs.com> wrote: >>>> >>>> Claudio, Stephen, >>>> >>>> It really seems like the areas where we could get the most "bang for the >>>> buck" in parallelism would be: >>>> >>>> 1. Parallel sort >>>> 2. Parallel aggregation (for commutative aggregates) >>>> 3. Parallel nested loop join (especially for expression joins, like GIS) >>>> >>>> parallel data load? :/ >>> We have that in pg_restore, and I thinnk we are getting parallel dump in >>> 9.3, right? Unfortunately, I don't see it in the last 9.3 commit-fest. >>> Is it still being worked on? >>> >> >> I am about half way through reviewing it. Unfortunately paid work >> take precedence over unpaid work. > Do you think it will make it into 9.3? Yes, I hope it will. cheers andrew
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