datasketches-java

Major Changes with this Release

This release is a major release where we took the opportunity to do some significant refactoring that will constitute incompatible changes from previous releases. Any incompatibility with prior releases is always an inconvenience to users who wish to just upgrade to the latest release and run. However, some of the code in this library was written in 2013 and m...

• This is a release of the DataSketches-Java library compatible with Java 21.
• This release uses the Java Foreign Function & Memory (FFM) features that are in "preview" in Java 21. As a result, you will need to set the JVM flag "--enable-preview" at runtime, or if compiling using the OpenJDK compatible Java compilers.
• Note that the Eclipse Compiler for Java (ECJ) used in both the Eclipse J...

What's Changed

• This is a release to fix a bug found in the Theta Sketch compression algorithm in release 7.0.0.
• Otherwise, please refer to the release notes for DataSketches-Java 7.0.0.

This release:

• This is a retrograde release to fix a bug that was found in the Theta compression algorithm.
• Includes new methods: getCDF(...) and getPMF(...) for the Tdigest sketch.
• Includes other minor improvements.

Full Changelog: https://github.com/apache/datasketches-java/compare/6.1.1...6.2.0

What's Changed

• This release runs on Java 17.

• This release leverages the new Java Foreign Function & Memory (FFM) API capability (JEP 412), which is in incubation in Java 17. This means that Java 17 is required to compile this code and at runtime. The location of the FFM code was moved from jdk.incubator.foreign in Java 17 to its position for _previe...