Bo Cui created FLINK-31595:
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Summary: MiniBatchLocalGroupAggFunction produces wrong aggregate
results with state clean up
Key: FLINK-31595
URL: https://issues.apache.org/jira/browse/FLINK-31595
Project: Flink
Issue Type: Bug
Reporter: Bo Cui
If the upstream operator supports retract data, and the first data in a batch
may be retract data, and the retract data should be ignored.
https://github.com/apache/flink/blob/a64781b1ef8f129021bdcddd3b07548e6caa4a72/flink-table/flink-table-runtime/src/main/java/org/apache/flink/table/runtime/operators/aggregate/MiniBatchLocalGroupAggFunction.java#L68
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