I think we should have 3 consecutive successful builds on Apache Jenkins for TRUNK before branching.
Cheers On Thu, Jan 26, 2012 at 9:13 PM, Stack <st...@duboce.net> wrote: > (Replying in one mail to a couple of points raised above in this thread) > > On Thu, Jan 26, 2012 at 9:37 AM, lars hofhansl <lhofha...@yahoo.com> > wrote: > > I'd say we branch as soon as we identify a large feature that should not > be in 0.94or by the end of February, whatever comes first. > > That way we keep the committers work to a minimum as long as possible. > Just my $0.02. > > > > Above sounds good to me (Would suggest its how to how the RM wants to run > it). > > On Thu, Jan 26, 2012 at 12:25 PM, Jesse Yates <jesse.k.ya...@gmail.com> > wrote: > > > > I'm thinking something pluggable on both sides of the upgrade, so people > can go from version X->Y, rather than having to upgrade first to an > intermediate and then to he version they want (right it would be going from > 0.20->.92->.96, IMO an excessive PITA). > > > > -1 on our working on stuff to make it easier to skip intermediary > versions. Migrations are hard enough going between particular > versions already. Support for skipping versions seems like a waste of > our time (For the historians in the audience, see our migration doc. > 'General Migration Notes' [1] where we are explicit that you must step > up through the versions -- you can't skip versions upgrading). > > I agree that v1 hfile should go (and all the other stuff deprecated in > 0.90.x/0.92.x while we're at it) but Matt brings up critical point > that we'd need to check there are no v1 files before we could start > 0.94. That means a migration tool/step needs to be written as you lot > speculate above (in the past we had ./bin/hbase migrate > [--check|--execute]). We could bump our filesystem version in > hbase.version when done so we don't start a 0.94 on a datadir that > accidently has v1 hfiles around. > > On Thu, Jan 26, 2012 at 12:31 PM, Matt Corgan <mcor...@hotpads.com> wrote: > > On a slightly different topic, is there anything in 0.94 that breaks wire > > compatibility with 0.92? If not, then it seems like a waste of a rare > > opportunity to break wire compatibility! > > Smile. Agreed. > > St.Ack > 1. http://wiki.apache.org/hadoop/Hbase/HowToMigrate >
