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HBase >> mail # user >> Re: [ANNOUNCE] Apache HBase 0.96.0 is now available for download


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Re: [ANNOUNCE] Apache HBase 0.96.0 is now available for download
Nice job and congrats to everyone !!!
On Mon, Oct 21, 2013 at 9:38 PM, Elliott Clark <[EMAIL PROTECTED]> wrote:

> Nice job everyone.
>
> On Sat, Oct 19, 2013 at 1:31 PM, Dave Wang <[EMAIL PROTECTED]> wrote:
> > Congratulations everyone!
> >
> > - Dave
> >
> > On Saturday, October 19, 2013, Stack wrote:
> >
> >> hbase-0.96.0 is now available for download [0].
> >>
> >> Apache HBase is a scalable, distributed data store that runs atop Apache
> >> Hadoop.
> >>
> >> The hbase-0.96.0 release has been more than a year in the making and
> >> supplants our long-running 0.94.x series of releases.  We encourage
> users
> >> upgrade.
> >>
> >> More than 2k issues [1][2][3][4] are attributed to this version
> (counting
> >> fixes done against this and the preview 0.95.x developer series of
> >> releases). [7] is the total list of 0.96.0 changes.  1500+ of these
> changes
> >> are in 0.96.0 alone; i.e. they have not been backported.  At the end of
> >> this note is a sampling of some notable fixes.
> >>
> >> High-level, the big themes driving this release have been improved
> >> stability, operability, scaling fixes, and making it so we are in a
> >> situation where we are free to evolve going forward while all the time
> >> maintaining forward and backward compatibility. A bunch of work has been
> >> done to improve Mean Time To Recovery on server and node crash.
> Everywhere
> >> HBase persists has been moved to protobufs [8] including what we write
> >> across the wire RPC'ing. We have a new balancer, call tracing,
> namespaces,
> >> revamped metrics, hardened replication and assignment, client-side types
> >> and mountains more of new utility and improvements.
> >>
> >> hbase-0.96.0 comes in two flavors; a build that includes and runs on
> >> hadoop-1.x
> >> and another for hadoop-2.x. You must chose the hbase that suits your
> >> hadoopcontext. You will need to restart your cluster on deploy. On
> >> restart,
> >> HBase will run a few migration tasks that will complete in seconds, and
> off
> >> you go again. hbase-0.94.x clients will not be able to talk to a 0.96.x
> >> cluster. See '3. Upgrading' [5] section in the reference guide for
> notes on
> >> upgrading and section '3.2. Upgrading from 0.94.x to 0.96.x' [6] in
> >> particular. Downstream projects should notice very minor -- if any --
> >> changes in API.
> >>
> >> Thanks to legion who contributed to this release.
> >>
> >> At your service,
> >> The HBase dev team
> >>
> >> This release is dedicated to Shaneal Manek, HBase contributor.
> >>
> >> 0. http://www.apache.org/dyn/closer.cgi/hbase/
> >> 1. 0.96.0 http://goo.gl/yp74gU
> >> 2. 0.95.2 340 issues http://goo.gl/4djjE9
> >> 3. 0.95.1 265 issues http://goo.gl/TcdckW
> >> 4. 0.95.0 1263 issues http://goo.gl/Iqcx2i
> >> 5. http://hbase.apache.org/book.html#upgrading
> >> 6. http://hbase.apache.org/book.html#upgrade0.96
> >> 7. http://goo.gl/NKoDqp
> >> 8. https://code.google.com/p/protobuf/
> >>
> >>
> >> SAMPLE FROM RELEASE NOTES
> >>
> >> HBASE-7331 HBASE-6096 Add access control for region open and close, row
> >> locking, and stopping the regionserver
> >> HBASE-7678 HBASE-7667 make storefile management pluggable, together with
> >> compaction
> >> HBASE-8015 Support for Namespaces
> >> HBASE-5335 Dynamic Schema Configurations
> >> HBASE-5939 Add an autorestart option in the start scripts
> >> HBASE-2214 Do HBASE-1996 -- setting size to return in scan rather than
> >> count of rows -- properly
> >> HBASE-9505 Enable replication by default
> >> HBASE-8766 HBASE-6814 [WINDOWS] bin/hbase.cmd zkcli is broken
> >> HBASE-4657 Improve the efficiency of our MR jobs with a few
> configurations
> >> HBASE-6659 Port HBASE-6508 Filter out edits at log split time
> >> HBASE-6055 Offline Snapshots in HBase 0.96
> >> HBASE-7567 [replication] Create an interface for replication peers
> >> HBASE-5305 Improve cross-version compatibility & upgradeability
> >> HBASE-9152 Not able to find HMaster and HRegionServer processes with
> grep
> >> by process name on ps result because of large classpath as argument.