Yunfeng Zhou created FLINK-35066:
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Summary: TwoInputOperator in IterationBody cannot use keyBy
Key: FLINK-35066
URL: https://issues.apache.org/jira/browse/FLINK-35066
Project: Flink
Issue Type: Technical Debt
Components: Library / Machine Learning
Affects Versions: ml-2.3.0
Reporter: Yunfeng Zhou
Implementing a UDF KeyedRichCoProcessFunction or CoFlatMapFunction inside
IterationBody yields a “java.lang.ClassCastException:
org.apache.flink.iteration.IterationRecord cannot be cast to class
org.apache.flink.api.java.tuple.Tuple” error.
More details about this bug can be found at
https://lists.apache.org/thread/bgkw1g2tdgnp1xy1clsqtcfs3h18pkd6
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