Re: [HACKERS] GSoC 2017: weekly progress reports (week 6)

From: Shubham Barai <shubhambaraiss(at)gmail(dot)com>
To: Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Andrew Borodin <amborodin86(at)gmail(dot)com>, Kevin Grittner <kgrittn(at)gmail(dot)com>
Subject: Re: [HACKERS] GSoC 2017: weekly progress reports (week 6)
Date: 2018-01-02 15:31:08
Message-ID: CALxAEPttGZqmg-1Sjvdcz_CT0mugqeTvgDaN1bvgxTZMZ8Qgew@mail.gmail.com
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On 2 October 2017 at 22:21, Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru>
wrote:

> On Sun, Oct 1, 2017 at 11:53 AM, Shubham Barai <shubhambaraiss(at)gmail(dot)com>
> wrote:
>
>> Yes, page-level predicate locking should happen only when fast update is
>> off.
>> Actually, I forgot to put conditions in updated patch. Does everything
>> else look ok ?
>>
>
> I think that isolation tests should be improved. It doesn't seems that
> any posting tree would be generated by the tests that you've provided,
> because all the TIDs could fit the single posting list. Note, that you can
> get some insight into GIN physical structure using pageinspect contrib.
>
>
I have created new isolation tests. Please have a look at
updated patch.

Regards,
Shubham

Attachment Content-Type Size
Predicate-locking-in-gin-index_4.patch application/octet-stream 44.8 KB

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