One more thing: Do not get confused by the "Deprecated" API of Hadoop. It has been undeprecated in 0.20.3 an 0.21, and continues to be fully supported even in 0.22 -- This has been a major developer confusion for months.
On Fri, Apr 29, 2011 at 10:44 AM, Harsh J <[email protected]> wrote: > 0.20.x is what's majorly used in production environments today. I'd > recommend installing 0.20.x or one of it branches (HBase requires the > hadoop-0.20-append branch, for instance.). > > I'm unsure if 0.21 series will be actively maintained since 0.22 > should be out soon and there was some unconfirmed talk on the > maintenance as well: > http://search-hadoop.com/m/EKvjZ1kTpNs1/0.21+maintain&subj=Maintenance+of+Hadoop+0+21+branch+ > > In any case, I'd personally suggest using 0.20.2 release base as it > remains a solidly good Apache release and many continue to use it. > > On Fri, Apr 29, 2011 at 12:58 AM, Juan P. <[email protected]> wrote: >> Hi guys, >> I wanted to know exactly which was the latest stable release of Hadoop. In >> the site it says it's release 0.20.2, but 0.21.0 is also available and in >> the repository there's already a branch for release 0.22.0. >> >> Is it possible that the current development branch is 0.22, the stable is >> 0.21 and the site is just out of date? >> >> Or is that 0.22 is dev, 0.21 is a non-stable release, and 0.20.2 is the >> current stable release version? >> >> Which release do you guys recommend I should start using (I'm brand new to >> the technology)? >> >> Thanks for your help, >> Juan >> > > > > -- > Harsh J > -- Harsh J
