Re: Re: [GENERAL] pg_upgrade fails, "mismatch of relation OID" - 9.1.9 to 9.2.4 - Mailing list pgsql-hackers

From Jerry Sievers
Subject Re: Re: [GENERAL] pg_upgrade fails, "mismatch of relation OID" - 9.1.9 to 9.2.4
Date
Msg-id 87ehdarf8c.fsf@comcast.net
Whole thread Raw
In response to Re: Re: [GENERAL] pg_upgrade fails, "mismatch of relation OID" - 9.1.9 to 9.2.4  (Bruce Momjian <bruce@momjian.us>)
List pgsql-hackers
Bruce Momjian <bruce@momjian.us> writes:

> On Fri, May 10, 2013 at 08:03:38PM -0400, Bruce Momjian wrote:
>
>> On Fri, May 10, 2013 at 12:36:21PM -0400, Evan D. Hoffman wrote:
>> >     "........pg.dropped.16........" INTEGER /* dummy */,
>> >     "........pg.dropped.17........" INTEGER /* dummy */,
>> >     "........pg.dropped.18........" INTEGER /* dummy */,
>> >     "........pg.dropped.19........" INTEGER /* dummy */,
>> >     "........pg.dropped.20........" INTEGER /* dummy */,
>> >     "........pg.dropped.21........" INTEGER /* dummy */,
>> >     "........pg.dropped.22........" INTEGER /* dummy */,
>> >     "........pg.dropped.23........" INTEGER /* dummy */,
>> >     "........pg.dropped.24........" INTEGER /* dummy */,
>> >     "........pg.dropped.25........" INTEGER /* dummy */,
>> >     "........pg.dropped.26........" INTEGER /* dummy */,
>> >     ha27 character varying(10) DEFAULT 'UNKNOWN'::character varying,
>> >     "........pg.dropped.28........" INTEGER /* dummy */,
>> >     dr29 character varying(10)
>> 
>> OK, this verifies that the table had a lot of DDL churn.  I have no idea
>> how to pursue this further because I am unsure how we are going to
>> replicate the operations performed on this table in the past, as you
>> mentioned much of this was before your time on the job.
>> 
>> Evan, I suggest you force a toast table on the table by doing:
>> 
>>     ALTER TABLE bpm.setupinfo ADD COLUMN dummy TEXT;
>> 
>> Then drop the column.  That will create a toast table and will allow
>> pg_upgrade to succeed.
>
> FYI, I did test adding a TEXT column and altering a column to TEXT on
> Postgres 9.1, and both created a toast table.  I am still have no clues
> about what would have caused the missing toast table.

Possibly manual catalog updates to change a varchar(N) to text and
whoopsie!  That may be one explanation.

>   Bruce Momjian  <bruce@momjian.us>        http://momjian.us
>   EnterpriseDB                             http://enterprisedb.com
>
>   + It's impossible for everything to be true. +
>
>
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-- 
Jerry Sievers
Postgres DBA/Development Consulting
e: postgres.consulting@comcast.net
p: 312.241.7800



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