Release 2.9.0: preparations for SQL

This release is a preview of custom SQL dialect interpreter, planned for One Ring 3.0.

Only Columnar (and some Spatial) SELECTs this time, with much more to come.

Release 2.8.0 UI Prototype and Storage to Dist

• Friendly settings editor UI prototype
• Switch settings from flat file properties to TDL Object Model
• Move external storage handling to One Ring Dist
• DataStream Metrics facility
• Documentation generator update
• Improved several existing Operations, added a number of new ones

Spark 3 @ EMR 6

This release is dedicated mainly for upgrading deps versions to support Spark 3 and newer EMR environment.

SegmentedTrack release

Type system overhaul with addition of SegmentedTrack datasets.

Release 2.4.5

Final 'classic' release before SegmentedTrack type system refactor.

Release 2.4.0

Maintenance release. Contains fixes of DocGen and a bunch of new and enhanced Operations. Also resolves some serious design flaws in the Wrappers.

Release 2.2.0

This release contains a reimplementation of a required subset of (s3)-dist-cp utility features as an integrated one-ring-dist tool.

See #7 for details.

Release 2.1.0

TDL Control Flow directives per #5.

Release 2.0.0

See Milestone 2.0.0.