Re: ALTER TABLE lock downgrades have broken pg_upgrade

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От Bruce Momjian
Тема Re: ALTER TABLE lock downgrades have broken pg_upgrade
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Msg-id 20160511010112.GH22756@momjian.us
обсуждение исходный текст
Ответ на Re: ALTER TABLE lock downgrades have broken pg_upgrade  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Fri, May  6, 2016 at 03:32:23PM -0400, Tom Lane wrote:
> > I think possibly the easiest fix for this is to have pg_upgrade,
> > instead of RESETting a nonexistent option, RESET something that's
> > still considered to require AccessExclusiveLock.  "user_catalog_table"
> > would work, looks like; though I'd want to annotate its entry in
> > reloptions.c to warn people away from downgrading its lock level.
> 
> I tried fixing it like that.  The alternate RESET target had behaved as
> expected when I'd tested by hand, but in pg_upgrade it still fails,
> only now with
> 
> Creating newly-required TOAST tables                        SQL command failed
> ALTER TABLE "public"."i_need_a_toast_table" RESET (user_catalog_table);
> ERROR:  pg_type OID value not set when in binary upgrade mode

I think this means that the ALTER TABLE RESET is adding or potentially
adding a pg_type row, and no one called
binary_upgrade_set_next_pg_type_oid().

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com

+ As you are, so once was I. As I am, so you will be. +
+                     Ancient Roman grave inscription +



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