| From: | Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com> |
|---|---|
| To: | Alexander Korotkov <aekorotkov(at)gmail(dot)com> |
| Cc: | Justin Pryzby <pryzby(at)telsasoft(dot)com>, Dmitry Koval <d(dot)koval(at)postgrespro(dot)ru>, Alexander Lakhin <exclusion(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Subject: | Re: Add SPLIT PARTITION/MERGE PARTITIONS commands |
| Date: | 2026-06-15 21:36:08 |
| Message-ID: | CALT9ZEFrDgha=RyOuWru45FTk9Dbj5FF-fTw0NnE8n1FwBb2yg@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hi, Alexander!
On Tue, 16 Jun 2026 at 00:50, Alexander Korotkov <aekorotkov(at)gmail(dot)com> wrote:
>
> On Mon, Jun 15, 2026 at 2:07 PM Justin Pryzby <pryzby(at)telsasoft(dot)com> wrote:
> >
> > I hit an error when I tried this patch.
> >
> > CREATE TABLE a (a text) PARTITION BY RANGE(a);
> > CREATE TABLE a1 PARTITION OF a DEFAULT;
> > INSERT INTO a SELECT repeat('1', 9999999);
> > CREATE TABLE a2 PARTITION OF a FOR VALUES FROM (2)TO(3);
> > ALTER TABLE a MERGE PARTITIONS (a1, a2) INTO a1;
> > ERROR: row is too big: size 39264, maximum size 8160
>
> Thank you for your report. It appears that createPartitionTable()
> misses NewRelationCreateToastTable() call (for instance, DefineTable()
> has this call). The attached patch implements fix and has tests. I'm
> going to push it if no objections.
It looks like the patch is missing in the last message.
Regards,
Pavel Borisov,
Supabase
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