Release notes

7.16.3-26.5

Fixed an issue that prevented the execution of an msearch request containing joins on the same index with different algorithms.

Upgraded to Elasticsearch version 7.16.2. This Elasticsearch release includes fixes for CVE-2021-45105. For more information, please refer to ESA-2021-31.

Upgraded to Elasticsearch version 7.16.1. This Elasticsearch release includes fixes for CVE-2021-44228 and CVE-2021-45046. For more information about these vulnerabilities, refer to ESA-2021-31.

Upgraded to Elasticsearch version 7.15.1.
Introduced vectorization of the project phase to increase throughput, including:
- Refactoring of tuple processing into pipelines for all join algorithms and all data types.
- Reducing the I/O overload by using a contiguous memory chunk.
- Improving the vectorized tuples' column reader/writer performance.

Removed a deprecated property, siren.io.netty.maxDirectMemory, in favor of the siren.memory.root.limit setting.
If Search Guard is the configured security system, the node-level setting searchguard.allow_custom_headers: "siren.*" must be added to each node of the cluster.
Changed the format of the JSON response for Cluster APIs Nodes Statistics .

Fixed a join cache issue with Elastic Stack Security’s templated queries when they include a placeholder such as {{ _user: user.name }}.
Fixed a ConcurrentModificationException in the select phase following a recent change in Elasticsearch version 7.15 involving the FieldUsageTrackingDirectoryReader.
Adjusted the validation query in the datasource validation endpoint with the latest Avatica JDBC connector.
Adjusted the autoCommit setting to work with the latest Avatica JDBC connector.
Fixed a rare issue where a cluster is unable to initialize a Federate job due to a closed RootBufferManager on a node.
Fixed a broken link to the _sample method in the connector APIs documentation.