Re: Foreign data wrappers and indexes on remote side

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От Filip Rembiałkowski
Тема Re: Foreign data wrappers and indexes on remote side
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Msg-id CAP_rww=LYHLkner+MqTG-vbgxr33H=+m9z9wdW=me_Zh1-hn1g@mail.gmail.com
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Ответ на Re: Foreign data wrappers and indexes on remote side  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Foreign data wrappers and indexes on remote side  ("David G. Johnston" <david.g.johnston@gmail.com>)
Список pgsql-general
Is WHERE clause push-down implemented in any known fdw?

Thank you.



On Fri, Jun 26, 2015 at 6:19 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> =?UTF-8?Q?Filip_Rembia=C5=82kowski?= <filip.rembialkowski@gmail.com> writes:
>> Is there any way to take use of indexes on foreign tables?
>
>> Currently (at least with tds_fdw, that I was testing) the planner just
>> does a dumb full sequential scan in all cases.
>
> That would be something to discuss with the author of tds_fdw.  It's
> mostly on the head of each individual FDW how smart plans for it will be.
>
>                         regards, tom lane


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