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commit 4d1c9927f77b11f6990e447856fac6627a46bdcf
Author: Aljoscha Krettek <[email protected]>
AuthorDate: Thu Dec 17 10:36:34 2020 +0100

    [FLINK-20646] Update memory requirements for ReduceTransformation
    
    This closes #14413.
---
 .../flink/streaming/api/transformations/ReduceTransformation.java       | 2 ++
 1 file changed, 2 insertions(+)

diff --git 
a/flink-streaming-java/src/main/java/org/apache/flink/streaming/api/transformations/ReduceTransformation.java
 
b/flink-streaming-java/src/main/java/org/apache/flink/streaming/api/transformations/ReduceTransformation.java
index 8dee1637..f5b5406 100644
--- 
a/flink-streaming-java/src/main/java/org/apache/flink/streaming/api/transformations/ReduceTransformation.java
+++ 
b/flink-streaming-java/src/main/java/org/apache/flink/streaming/api/transformations/ReduceTransformation.java
@@ -56,6 +56,8 @@ public final class ReduceTransformation<IN, K> extends 
PhysicalTransformation<IN
                this.reducer = reducer;
                this.keySelector = keySelector;
                this.keyTypeInfo = keyTypeInfo;
+
+               updateManagedMemoryStateBackendUseCase(true);
        }
 
        @Override

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