Re: dump from 8.x restore to 7.3.x - Mailing list pgsql-admin

From Jim Nasby
Subject Re: dump from 8.x restore to 7.3.x
Date
Msg-id C2D0F0DA-5CAD-462D-A133-AD175927892D@decibel.org
Whole thread Raw
In response to Re: dump from 8.x restore to 7.3.x  (Peter Eisentraut <peter_e@gmx.net>)
Responses Re: dump from 8.x restore to 7.3.x  (Edoardo Ceccarelli <eddy@axa.it>)
Re: dump from 8.x restore to 7.3.x  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-admin
On Nov 30, 2006, at 5:52 AM, Peter Eisentraut wrote:
> Shane Ambler wrote:
>> I don't see that as being the case - there will be exceptions where
>> you have new features in an 8.x database that won't work in a 7.x db
>> but otherwise it shouldn't matter, the dumps can be used to import
>> into other databases than postgres as long as you use dump with
>> inserts instead of copy and use common datatypes.
>
> Restoring dumps from new versions into old versions doesn't work
> (without a lot of manual work).  Example cases:

On the other hand, dumping a newer version database with an older
version of *pg_dump* is much more likely to succeed. It's not a
guarantee, but it should get you pretty close. And as someone else
mentioned, doing a plain text dump is probably your best bet in this
case.
--
Jim Nasby                                            jim@nasby.net
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)



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