KSQL - 2009 (MEP 7.0.0) Release Notes

The following notes relate specifically to the KSQL component included in the MapR Converged Data Platform.

These release notes contain only MapR-specific information and are not necessarily cumulative in nature. For information about how to use the release notes, see Ecosystem Component Release Notes.

Release Date September 2020
MapR Version Interoperability See EEP Components and OS Support
Source on GitHub https://github.com/mapr/ksql
GitHub Release Tag
Maven Artifacts


Package Names

Navigate to https://package.ezmeral.hpe.com/releases/MEP/ and select your EEP and OS to view the list of package names

New in This Release

  • Additional security features.
  • KSQL works with Avro format using Mapr Schema Registry.


This MapR release includes the following fixes on the base release:
GitHub Commit Number Date (YYYY-MM-DD) MapR Fix Number and Description
b855332 2019-03-19 MAPR-KAFKA-281 Symlink to /opt/mapr/ksql-$version/bin/ksql to run as a default application is created.
e05a761 2019-03-28 MAPR-KAFKA-255 Security (Basic, Kerberos and MapRSasl) is enabled on server side
835473f 2019-04-05 MAPR-KAFKA-256 Impersonation for KSQL was added.
e5bc4df 2019-04-08 MAPR-KAFKA-251 SSL/TLS for KSQL CLI
7d79754 2019-04-09 MAPR-KAFKA-253 Authenticate with entering username and hidden password
89565f2 2019-04-11 MAPR-KAFKA-252 Maprsasl for KSQL cli
5b7da76 2019-04-22 MAPR-KAFKA-305 Cookies authentication for KSQL
42536b1 2019-04-22 MAPR-KAFKA-194 Authentication for KSQL
1dc8734 2019-05-11 MAPR-KAFKA-331 KSQL uses 6.2 version of mapr.
1d69d2a 2019-05-17 MAPR-KAFKA-318 Authorization filter for KSQL.
d1189f0 2019-06-05 MAPR-KAFKA-360 Ksql client does not start when auth type is "basic" and user without ticket
e2636b9 2019-06-11 MAPR-KAFKA-377 Add separate configuration property to enable or disable authorization property
49af0ec 2019-06-19 MAPR-MAPR-KAFKA-382: Replace "authentication.method" property in ksql config with "authentication.enable"
82986b6 2019-07-05 MAPR-KAFKA-396 KSQL reads info about SR urls from zookeeper
f622cd8 2019-10-06 MAPR-CORE-327 Security headers and custom headers for KSQL
f063e37 2020-04-29 MAPR-KAFKA-564 Edit pom files to build ksql with java 11
f8ba9d9 2020-05-05 MAPR-KAFKA-573 Update version of commons-beanutils jar
ee957f9 2020-05-05 MAPR-KAFKA-582 Update ZK to v3.5.6

Known Issues and Limitations

  • The show topics command doesn’t print information about active consumers and consumer groups.
  • MS-915 (MapR Stream application hangs inside cycle) causes the following issues:

Resolved Issues

  • None