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
- Apply basic fusion to Java DirectRunner to avoid keeping all intermittent results in memory
- Suspected data loss (and/or duplicates) bug in BigQueyrServicesImpl
- combine should be parallelizable in many cases
- Analytic functions can't be planned with filter.
- SeriesGroupBy corr and cov do not raise the expected error at pipeline construction time
- Deprecate WindowValue.getValueOnlyCoder method
- BQ source split for large loads
- Setup tpcds benchmark for dataflow runner v2
- Type inference works incorrectly with tuple slices
- TypeDescriptor information gets lost when applying multiple DoFn on Composite Transform
- Docs
- Java not yet supported