Marek Simunek created BEAM-5857:
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Summary: Unnecessary submission of a new job in Combine.globally
Key: BEAM-5857
URL: https://issues.apache.org/jira/browse/BEAM-5857
Project: Beam
Issue Type: Bug
Components: runner-spark
Affects Versions: 2.7.0
Reporter: Marek Simunek
Assignee: Amit Sela
When calling `rdd.isEmpty()`, it submits new job, which is not optimal. This
happens in Combine.globally translation where its
[called|https://github.com/apache/beam/blob/master/runners/spark/src/main/java/org/apache/beam/runners/spark/translation/GroupCombineFunctions.java#L102].
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