Re: [HACKERS] Custom compression methods

From: Dilip Kumar <dilipbalaut(at)gmail(dot)com>
To: Justin Pryzby <pryzby(at)telsasoft(dot)com>
Cc: Jaime Casanova <jcasanov(at)systemguards(dot)com(dot)ec>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, David Steele <david(at)pgmasters(dot)net>, Ildus Kurbangaliev <i(dot)kurbangaliev(at)gmail(dot)com>, Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: [HACKERS] Custom compression methods
Date: 2021-03-24 09:40:14
Message-ID: CAFiTN-ud0ZDCOgbGRUXhvdGqy1BLxdJdPBrn5fyeLfuexy1LmQ@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Wed, Mar 24, 2021 at 2:49 PM Justin Pryzby <pryzby(at)telsasoft(dot)com> wrote:
>
> On Wed, Mar 24, 2021 at 02:24:41PM +0530, Dilip Kumar wrote:
> > On Wed, Mar 24, 2021 at 1:43 PM Dilip Kumar <dilipbalaut(at)gmail(dot)com> wrote:
> > > > create table t1 (col1 text, col2 text);
> > > > create unique index on t1 ((col1 || col2));
> > > > insert into t1 values((select array_agg(md5(g::text))::text from
> > > > generate_series(1, 256) g), version());
> > > >
> > > > Attached is a backtrace from current HEAD
> > >
> > > Thanks for reporting this issue. Actually, I missed setting the
> > > attcompression for the expression index and that is causing this
> > > assert. I will send a patch in some time.
> >
> > PFA, patch to fix the issue.
>
> Could you include a test case exercizing this code path ?
> Like Jaime's reproducer.

I will do that.

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

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Fujii Masao 2021-03-24 09:55:05 Re: Nicer error when connecting to standby with hot_standby=off
Previous Message Fujii Masao 2021-03-24 09:36:47 Re: make the stats collector shutdown without writing the statsfiles if the immediate shutdown is requested.