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Posted to dev@hbase.apache.org by Nick Dimiduk <nd...@apache.org> on 2020/07/15 15:53:44 UTC

[ANNOUNCE] Apache HBase 2.3.0 is now available for download

The HBase team is happy to announce the immediate availability of HBase
2.3.0.

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
HBase,
see https://hbase.apache.org/.

HBase 2.3.0 is the fourth minor release in the HBase 2.x line, which aims to
improve the stability and reliability of HBase. This release includes
roughly
420 resolved issues not covered by previous releases (
https://s.apache.org/new-for-hbase-2.3.0).

Notable new features include:
- Preliminary support for JDK11 (requires Hadoop 3.2.0+, see HBASE-22972)
- Hadoop versions increased to 2.10.0 (HBASE-23986) and 3.1.2 (HBASE-22500)
- ZooKeeper version increased to 3.5.7 (HBASE-24132)
- Lots of improvements around HBCK2
- HBase client connections to ZooKeeper are now optional (HBASE-18095)
- HBASE-15560 TinyLFU-based BlockCache
- HBASE-21874 Bucket cache on Persistent memory
- HBASE-23286 Improve MTTR: Split WAL to HFile

The full list of issues can be found in the included CHANGES.md and
RELEASENOTES.md,
or via our issue tracker:

    https://s.apache.org/hbase-2.3.0-jira

To download please follow the links and instructions on our website:

    https://hbase.apache.org/downloads.html

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

Thanks to all who contributed and made this release possible.

Cheers,
The HBase Dev Team