[ANNOUNCE] Apache IoTDB 0.12.6 released

[Yuan Tian <ja...@apache.org>]

The Apache IoTDB team is pleased to announce the release of Apache IoTDB 0.12.6.

Apache IoTDB (Database for Internet of Things) is an IoT native
database with high performance for data management and analysis,
deployable on the edge and the cloud.

This is a bug-fixed version of 0.12.5, which includes a number of improvements:
## Improvements
* [IOTDB-3515] Make the message clear when loading empty TsFile

## Bug Fixes
* [IOTDB-2773] Fix overlapped data should be consumed first bug
* [IOTDB-3135] Fix parameter
max_select_unseq_file_num_in_each_unseq_compaction doesn't work
* [IOTDB-3292] Fix chunk size overflow in level compaction
* [IOTDB-3392] Fix File doesn't exist when moving TsFile when
virtual_storage_group > 1
* [IOTDB-3398] Remove the exception when query meet a device is not in
TsFile, which is a normal case
* [IOTDB-3602] Skip empty TsFile when loading directory
* [ISSUE-4399] When non-root user get an empty query result, return no
permission error message
* [ISSUE-5809] Fix bug: sum aggregation result return 0 when no data
* Fix data in seq files overlapped


The full release note is available at:
https://raw.githubusercontent.com/apache/iotdb/v0.12.6/RELEASE_NOTES.md

The release is available for download at:
http://iotdb.apache.org/Download

Maven artifacts for JDBC driver, session SDK, TsFile SDK,
Spark-connector, Hadoop-connector, Hive-connector and Flink-connector
can be found at:
https://search.maven.org/search?q=g:org.apache.iotdb


Docker image of IoTDB server can be found at:
https://hub.docker.com/r/apache/iotdb

Python API package can be found at:
https://pypi.org/project/apache-iotdb/


Regards,
The Apache IoTDB team