Re: [HACKERS] path toward faster partition pruning

From: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
To: Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>
Cc: Jesper Pedersen <jesper(dot)pedersen(at)redhat(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Rajkumar Raghuwanshi <rajkumar(dot)raghuwanshi(at)enterprisedb(dot)com>, Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, Amit Langote <amitlangote09(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] path toward faster partition pruning
Date: 2018-03-30 13:41:02
Message-ID: CAKJS1f9ZFU3kgE81ixYV+D3MD5DOaRqFa9S3+UTz-36QNN1HfA@mail.gmail.com
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On 31 March 2018 at 02:00, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> wrote:
> On 31 March 2018 at 01:18, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> wrote:
>> I've noticed that there are no outfuncs or readfuncs for all the new
>> Step types you've added.
>>
>> Also, the copy func does not properly copy the step_id in the base
>> node type. This will remain at 0 after a copyObject()
>
> Attaching it as it may save you some time from doing it yourself.
> Please check it though.

The attached might be slightly easier to apply. The previous version
was based on top of some other changes I'd been making.

--
David Rowley http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

Attachment Content-Type Size
copy_read_write_func_fixes_v2.patch application/octet-stream 3.0 KB

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