hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Guanghao Zhang <zghao...@gmail.com>
Subject [ANNOUNCE] Apache HBase 2.2.0 is now available for download
Date Fri, 14 Jun 2019 00:52:40 GMT
The HBase team is happy to announce the immediate availability of HBase

Apache HBaseâ„¢ is an open-source, distributed, versioned, non-relational
database. Apache HBase gives you low latency random access to billions of
rows with
millions of columns atop non-specialized hardware. To learn more about
see https://hbase.apache.org/.

To download 2.2.0, visit our download page:

HBase 2.2.0 is the third minor release in the HBase 2.x line, which aims to
improve the stability and reliability of HBase. This release includes roughly
660+ resolved issues since 2.1.0.

Notable new features include:
- HBASE-20881 introduced a new TransitRegionStateProcedure to replace the
old AssignProcedure/UnassignProcedure/MoveRegionProcedure. This is an
incompatible change and different implemenation with 2.0 and 2.1. Please
see the release note of HBASE-21970 about how to upgrade from 2.0 or 2.1 to
- HBASE-22399 The default hadoop-two.version has been changed to 2.8.5, and
all hadoop versions before 2.8.2(exclude) will not be supported any more.
- HBASE-20610 introduced a new way to do WAL splitting coordination by
procedure v2 framework.

For instructions on verifying ASF release downloads, please see

Project member signature keys can be found at

The list of 660+ changes made since 2.1.0 can be found here:

The compatibility report vs 2.1.5:

Question, comments, and problems are always welcome at: dev@hbase.apache.org

Thanks to all who contributed and made this release possible.

The HBase Dev Team

  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message