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From: Bruce Momjian <bruce@momjian.us>
To: Mark Corner <mcorner@gmail.com>
Cc: pgsql-admin@postgresql.org
Subject: Re: Using pg_migrator to upgrade 8.3->8.4
Date: Mon, 1 Feb 2010 11:12:59 -0500 (EST)
Message-ID: <201002011612.o11GCxW18335@momjian.us> (raw)
In-Reply-To: <ab1480731002010802h46dbf330n11ab35b10c59860@mail.gmail.com>

Mark Corner wrote:
> We are looking to upgrade out 8.3 db to 8.4.  The full dump and
> restore is not very attractive due to the downtime involved.
> 
> pg_migrator is an attractive option, but we have butted up again the
> integer datetime timestamp problem:
> 
> "Old and new pg_controldata date/time storage types do not match.
> 
> You will need to rebuild the new server with configure
> --disable-integer-datetimes or get server binaries built
> with those options."

Yep, that is necessary.

> We also noticed that the are non id rpms available for 8.3, but we
> couldn't find any for 8.4 here:
> https://projects.commandprompt.com/public/pgcore


No idea if anyone is building RPMs for it.  The source and Win32
binaries are here:

	http://pgfoundry.org/frs/?group_id=1000235

> So, is the best option to compile postgres from source?  Is there
> anyway to change the storage of timestamps in our 8.3 db online (I am
> guessing no...)?

Nope.

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

  + If your life is a hard drive, Christ can be your backup. +



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