Re: Parallel Bitmap scans a bit broken

From: Dilip Kumar <dilipbalaut(at)gmail(dot)com>
To: emre(at)hasegeli(dot)com
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Parallel Bitmap scans a bit broken
Date: 2017-03-15 16:35:59
Message-ID: CAFiTN-u-ckeBR0oC7OD-V0zGwhxkUtLP_1C+OrdfpAF03JtzDw@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Wed, Mar 15, 2017 at 10:02 PM, Emre Hasegeli <emre(at)hasegeli(dot)com> wrote:
> I was testing with the brin correlation patch [1] applied. I cannot
> crash it without the patch either. I am sorry for not testing it
> before. The patch make BRIN selectivity estimation function access
> more information.
>
> [1] https://www.postgresql.org/message-id/attachment/50164/brin-correlation-v3.patch

With my test case, I could not crash even with this patch applied.
Can you provide your test case?
(table, index, data, query)

--
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message David Steele 2017-03-15 16:39:12 Re: [POC] hash partitioning
Previous Message Mengxing Liu 2017-03-15 16:35:34 Re: Re: [GSOC 17] Eliminate O(N^2) scaling from rw-conflict tracking in serializable transactions