On Dec 10, 2010, at 3:03 PM, Tom Lane wrote:
>> Yeah, it should be *to* 1.12. FWIW, this is how Bricolage upgrade scripts are handled: version-string-named directories with the appropriate scripts to upgrade *to* the named version number.
>
> But you still have to know what you're upgrading *from*.
Huh? It's in the pg_extension catalog.
Best,
David