| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Jeff Ross <jeff(at)commandprompt(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg_upgrade fails: Mismatch of relation OID in database 8.4 -> 9.3 |
| Date: | 2014-05-22 13:58:46 |
| Message-ID: | 3754.1400767126@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> writes:
> Bruce Momjian wrote:
>> Moving forward, I think you need to add a dummy column to each problem
>> table and drop the column ---- that will create a toast table and allow
>> you to do the upgrade. I could have pg_upgrade detect this problem, but
>> until I know the cause, I don't think that is wise.
> Maybe --check mode could examine both clusters and see whether each
> table having toast table or not matches. That wouldn't solve the actual
> problem but at least give a clue, instead of these very obscure
> problems.
Well, the case of not needing a toast table anymore is expected
(drop a wide column). What we're scratching our heads over is the
other case.
regards, tom lane
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