| From: | Justin Pryzby <pryzby(at)telsasoft(dot)com> |
|---|---|
| To: | Dilip Kumar <dilipbalaut(at)gmail(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>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: [HACKERS] Custom compression methods |
| Date: | 2021-03-24 09:19:49 |
| Message-ID: | 20210324091949.GD28335@telsasoft.com |
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| Thread: | |
| Lists: | pgsql-hackers |
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.
--
Justin
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