Peter Eisentraut <peter_e@gmx.net> writes:
> It would be a lot clearer if relfilenode were replaced by an integer
> version, starting at 0, and the heap files were named "OID_VERSION".
The reason to not do that is that the bufmgr and levels below would now
need to pass around three numbers, not two, to identify physical files.
We already beat this topic to death a year ago, I'm not eager to re-open
it.
regards, tom lane
