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Data Bases > Pgsql General > Re: changing th...
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Re: changing the endianness of a database

by mmoncure@[EMAIL PROTECTED] ("Merlin Moncure") May 12, 2008 at 04:20 PM

On Mon, May 12, 2008 at 4:02 PM, Chris Saldanha
<postgres@[EMAIL PROTECTED]
> wrote:
>  We'd like to ****p PostgreSQL as part of a product that runs on both PPC
and
>  Intel Macs, but the database files are tied to the build settings and
>  endianness of the computer that the database was initialized on.
>
>  Is there any way to cause the server to modify the database files
in-place
>  for endianness issues?  I know that a backup-then-restore process would
fix
>  the data, but on Macs, many users use Apple's computer migration tools
to
>  copy all their programs/data/users/etc.. to new Macs.
>
>  If the user moves from a PPC to an Intel Mac, for instance, the
database
>  would be copied over, but the data would be for the old computer, and
the
>  database won't start.  The backup/restore process is hard for end
users,
>  since they don't understand it -- and they won't contact us until after
the
>  migration is done, and often not until they've discarded the old
computer.
>
>  It would be nice if there was a way to recover the data from the
existing
>  database files.
>
>  I found this old thread on a related topic, and it seems that this
cannot be
>  done...
>  http://archives.postgresql.org/pgsql-general/2008-01/msg00635.php

Surely it's easier just to have your application dump on schedule and
add some front end GUI im****t feature to your app?  It looks like you
are maybe trying to solve the wrong problem...namely that it is too
difficult for your users to do backup/restore themselves.

merlin

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 6 Posts in Topic:
changing the endianness of a database
postgres@[EMAIL PROTECTED  2008-05-12 16:02:43 
Re: changing the endianness of a database
mmoncure@[EMAIL PROTECTED  2008-05-12 16:20:08 
Re: changing the endianness of a database
craig@[EMAIL PROTECTED]   2008-05-13 04:42:44 
Re: changing the endianness of a database
postgres@[EMAIL PROTECTED  2008-05-12 17:15:01 
Re: changing the endianness of a database
agentm@[EMAIL PROTECTED]   2008-05-12 17:59:06 
Re: changing the endianness of a database
pgsql@[EMAIL PROTECTED]   2008-05-13 09:06:07 

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tan12V112 Wed Aug 20 8:13:07 CDT 2008.