________________________________
From: Stephen Frost <[email protected]>
To: Patrick Dung <[email protected]>
Cc: "[email protected]" <[email protected]>; Ivan Voras
<[email protected]>; Tom Lane <[email protected]>
Sent: Saturday, September 14, 2013 12:43 AM
Subject: Re: [GENERAL] Major upgrade of PostgreSQL and MySQL
* Patrick Dung ([email protected]) wrote:
>> The problem of pg_upgrade is that it needed to hold two set of databases
>> data in the server.
>What? That's absolutely *not* required for pg_upgrade to work. In
>general, I would recommend that you make a copy of the database, but
>it's certainly not required.
I mean the old version and new version would need to take up disk space on the
server.
Thus roughly doubled the disk space used.
Thanks,
Patrick
