beam
https://github.com/apache/beam
Java
Apache Beam is a unified programming model for Batch and Streaming data processing.
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- Issues
- Add quieter debug logging API for beam developers.
- Use annotation based parameters for SDF on Java
- ReduceFnRunner overhead
- Consider having @Validation.Required check to see if a field is set or not in PipelineOptions
- Add getTaggedKeyedPCollection to KeyedPCollectionTuple
- DoFnSignatures analysis of @ProcessElement with @Element fails when Java SDK is used from Kotlin
- Better optimize Portable pipelines in Java fuser
- python sdk WriteToBigQuery excessive usage of metered API
- Build a general code generator that is accessible from all RelNode
- Spark portable runner: support Spark metrics
- Docs
- Java not yet supported