That's a good question - as far as I know, the on disk format hasnt changed since KeyValue was introduced. Despite the change of this constant, there hasnt been any change in the actual on disk format... .regioninfo aside (which get backfilled anyways if they are missing).
-ryan On Sun, Jul 19, 2009 at 11:26 AM, Andrew Purtell<[email protected]> wrote: > ... went to "7" at one point, but is now back at "6". What happened? Are > there any planned incompatible filesystem changes before this is put back to > "7"? To be able to run latest trunk without losing a week's worth of > accumulated data, I have been running with a local patch which maintains > HConstants.FILE_SYSTEM_VERSION at "7". > > Just trying to gauge the level of pain I may be in store for... > > - Andy > > > >
