HBase 0.98.9-1503 Release Notes
You may also be interested in the Apache HBase release notes for v0.98.9.
Version | 0.98.9-mapr-1503 |
Release Date | March 27, 2015 |
MapR Version Compatibility | See Ecosystem Support Matrix (Pre-5.2 releases). |
Source on GitHub | https://github.com/mapr/hbase |
GitHub Release Tag | 0.98.9-mapr-1503 |
Maven Artifacts | https://repository.mapr.com/maven/ |
New in This Release
- C APIs for HBase are supported by MapR Database in MapR version 4.1.
- HBase Rest Gateway Server can be deployed as a pluggable service on MapR version 4.0.1 or higher.
- HBase 0.98.9 introduces the HBaseAdmin.truncateTable() API. In this MapR release of HBase, the HBaseAdmin.truncateTable() API is also supported for MapR Database tables with MapR version 4.0.1 or higher.
- The performance test utility for libhbase includes support for Zipfian and uniform random key generation. It also runs a performance test for scans.
NOTE
The HTable.checkAndMutate() API is not supported by MapR Database.
Apply the latest 4.x EBF patch if you want to use HBase replication. Contact Customer Support for details.
Fixes
This release by MapR includes the following fixes on the base Apache release. For complete details, refer to the commit log for this project in GitHub.
Commit | Date (YYYY-MM-DD) | Comment |
---|---|---|
7f86d82 | 2015-01-28 |
MAPR-16493: ImportFiles command no longer fails with the following
error:
|
3ecea99 | 2015-01-29 | MAPR-16948: To avoid data loss, speculative execution is now disabled for CopyTable jobs. |
a1d4d58 | 2015-02-03 | MAPR-17043: To increase performance, PutCombiner is disabled for ImportTsv jobs. |
cff5b9a | 2015-02-04 |
MAPR-17057: list_perm command no longer fails with the following
error: ERROR: Security features for MapR tables are not available in this
version.
|
51a3973 | 2015-02-10 | MAPR-17122: CopyTable does not fail for MapR Database tables. |
dd61dc4 | 2015-02-10 | MAPR-16750: CopyTable supports bulkload mode for MapR Database tables. However, the user must reset the the bulkload attribute on the MapR Database table after running the CopyTable utility. |
e00abd0 | 2015-02-10 | HBASE-13009: The HBase REST UI is accessible. |