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Bounded Splittable DoFn Support Status

Base
Side Inputs
Splittable DoFn Initiated Checkpointing
Dynamic Splitting
Bundle Finalization
Google Cloud DataflowPrism Local RunnerApache FlinkApache Spark (RDD/DStream based)Apache Spark Structured Streaming (Dataset based)Apache NemoHazelcast JetTwister2Python Direct FnRunner

Partially : Only Dataflow Runner V2 supports this.


Yes : fully supported


Partially : Only portable Flink Runner supports this.


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Yes :


Partially : Only Dataflow Runner V2 supports this.


Yes : fully supported


Partially : Only portable Flink Runner supports this.


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:


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Partially : Only Dataflow Runner v2 supports this.


Yes : fully supported


Partially : Only portable Flink Runner supports this.


:


:


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:


Yes :


Partially : Only Dataflow Runner V2 supports this.


Yes : fully supported


No :


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Yes : Only with Python SDK


Partially : Only Dataflow Runner V2 supports this.


Yes : fully supported


No :


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Yes :


Last updated on 2026/05/01

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