KSQL 6.0.0.400 - 2304 (EEP 9.1.1) Release Notes

The notes below relate specifically to the HPE Ezmeral Data Fabric Distribution for Apache Kafka.
Version 6.0.0.400
Release Date April 2023
HPE Version Interoperability See EEP Components and OS Support.
Source on GitHub https://github.com/mapr/ksql
GitHub Release Tag 6.0.0.400-eep-911
Maven Artifacts https://repository.mapr.com/maven/
Package Names See Package Names for Ecosystem Packs (EEPs).

New in This Release

KSQL 6.0.0.400 - 2304 introduces the following enhancements or HPE platform-specific behavior changes:
  • Bug fixes
  • CVE fixes

Fixes

This HPE release includes the following fixes on the base release:
GitHub Commit Number Date (YYYY-MM-DD) Fix Number and Description
e9e452efa5 2023-04-04 ECO-284 Security:: CVE:: Vulnerable version of jackson-databind bundled as part of MEP 9.1.1 -> Kafka binaries.
9d2727bfd8 2023-03-31 KAFKA-935 Update protobuf-java to 3.21.12
86f83d8303 2023-03-30 KAFKA-934 KSQL 6.0.0 Impersonation does not work
797596b13f 2023-03-28 KAFKA-933 KSQL 6.0.0 BASIC authentication does not work
395966737e 2023-02-22 KAFKA-669 Extra hadoop jars in Kafka Components lib directory
For complete details, refer to the commit log for this project in Github.

Known Issues and Limitations

  • You cannot upgrade KSQL from 4.x to 5.x/6.x versions; you must uninstall KSQL 4.x and then install the newer version.
  • Concurrent queries on a table can result in a null pointer exception.
  • The SHOW TOPICS command does not print information about active consumers and consumer groups.
  • MAPR-KAFKA-437: Dropping streams/tables may take up to five minutes. This issue is caused by MS-915: “MapR Stream application hangs inside cycle”
  • MAPR-KAFKA-427: KSQL server periodically responds with a 403 code only. This issue is caused by MS-915: “MapR Stream application hangs inside cycle”

Resolved Issues

  • None.