Bruce Momjian <bruce(at)momjian(dot)us> writes:
>> On 10/30/2010 7:33 PM, Dave Page wrote:
>>> upgrade from a 32bit 8.3 server to a 64 bit 9.0 server, which isn't
>>> going to work without a dump/restore. With pg_upgrade, the two builds
>>> need to be from the same platform, same word size, and have the same
>>> configuration for certain settings like integer_datetimes.
> Can anyone suggest a way pg_upgrade could detect an upgrade from a
> 32-bit to 64-bit cpu and throw an error?
Surely it does that already, as a result of comparing pg_control
contents.
regards, tom lane