Re: [HACKERS] path toward faster partition pruning - Mailing list pgsql-hackers

From Robert Haas
Subject Re: [HACKERS] path toward faster partition pruning
Date
Msg-id CA+Tgmoam1nRQQ7cVaccyaCCY2B-0WTjmSm_0An_GAdxV0WuXxQ@mail.gmail.com
Whole thread Raw
In response to Re: [HACKERS] path toward faster partition pruning  (Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>)
Responses Re: [HACKERS] path toward faster partition pruning
List pgsql-hackers
On Fri, Oct 27, 2017 at 3:17 AM, Amit Langote
<Langote_Amit_f8@lab.ntt.co.jp> wrote:
>> I don't think we really want to get into theorem-proving here, because
>> it's slow.
>
> Just to be clear, I'm saying we could use theorem-proving (if at all) just
> for the default partition.

I don't really see why it should be needed there either.  We've got
all the bounds in order, so we should know where there are any gaps
that are covered by the default partition in the range we care about.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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