On Jul 16, 2010, at 9:04 AM, Bruce Momjian wrote:

>> What are the implications for pg_upgrade? Will a database with values
>> created before the patch continue to work after the patch has been
>> applied (as happened with the new hstore in 9.0), or will pg_upgrade
>> need to be taught how to upgrade the old storage format?
> 
> Robert told me the old format continues to work in the upgraded
> databases.

Awesome. rhaas++

Best,

David

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