Re: [HACKERS] Parallel Hash take II - Mailing list pgsql-hackers

From Thomas Munro
Subject Re: [HACKERS] Parallel Hash take II
Date
Msg-id CAEepm=0VwBX84zaBj4Gvpx8xQfNO2en_MWa3g0PiGVAxe8VzQg@mail.gmail.com
Whole thread Raw
In response to Re: [HACKERS] Parallel Hash take II  (Prabhat Sahu <prabhat.sahu@enterprisedb.com>)
Responses Re: [HACKERS] Parallel Hash take II
List pgsql-hackers
On Thu, Sep 14, 2017 at 12:51 AM, Prabhat Sahu
<prabhat.sahu@enterprisedb.com> wrote:
> Setting with lower "shared_buffers" and "work_mem" as below,  query getting crash but able to see explain plan.

Thanks Prabhat.  A small thinko in the batch reset code means that it
sometimes thinks the shared skew hash table is present and tries to
probe it after batch 1.  I have a fix for that and I will post a new
patch set just as soon as I have a good regression test figured out.

-- 
Thomas Munro
http://www.enterprisedb.com


-- 
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers

pgsql-hackers by date:

Previous
From: Alexander Korotkov
Date:
Subject: Re: [HACKERS] [PATCH] Incremental sort
Next
From: Robert Haas
Date:
Subject: Re: [HACKERS] generated columns