GeoMesa 3.1.0 is the first minor release in the 3.x line. This release includes 45 new features and bug fixes (TODO: Update link) since the 3.0.0 release. Users upgrading from 2.x should read the 3.0 Upgrade Guide. Install bundles for LocationTech GeoMesa can be downloaded from GitHub (TODO: verify link) or Maven central. GeoMesa-NiFi Nars are available on GitHub (TODO: VERIFY LINK) and Maven central.
Dependency Version Updates and new Supported Versions
- Updated to GeoTools 23.3 (from 23.0) and GeoServer 2.17.3 (from 2.17.0)
- Updated to Avro 1.8.2 (from 1.7.5)
Notable Features
- Query Guards
- Created an API for Query Guards
- Implemented temporal and graduated spatial-temporal query guards
- GeoMesa-NiFi
- New GetGeoMesaKafkaRecord processor reads from Kafka and creates NiFi Records
- GeoAvro RecordSetWriter has been created
- The GeoMesa NiFi processors interact with the NiFi Record API allowing for more flexibility when creating flows
HBase
- GeoMesa's HBase support now supports data age-off
Various
- Json filter improvements
- Optimizations for GeoTools/GeoServer integration points (GeoTools visitors and other query patterns)
Bug Fixes
- Various Arrow Memory leaks have been addressed
- Various corner cases around handing Kryo data, metadata, and configuration.
Versions and Compatibility
The 2.x and 3.x lines of GeoMesa follows Semantic Versioning. It provides data compatibility with versions back to 1.2.0. GeoMesa 3.x offers public API compatibility with versions 3.x. It offers binary compatibility with versions 3.1.x.
Note that the GeoMesa public API is not currently well defined. Users with deep code integration with GeoMesa may need to update some calls.
Upgrading
GeoMesa 3.0.0 and 3.1.0 supports upgrade in place from previous versions of 2.x, by updating the GeoMesa JAR versions. Ensure that JARs are updated in all clients and servers. See the upgrade guide for information on changes that may affect you after the update.