ldadima commented on code in PR #27508:
URL: https://github.com/apache/flink/pull/27508#discussion_r2893552374
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flink-table/flink-table-runtime/src/main/java/org/apache/flink/table/runtime/operators/join/stream/state/MultiJoinStateViews.java:
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@@ -357,7 +370,7 @@ private RowData getStateKey(@Nullable RowData joinKey,
RowData record) {
GenericRowData compositeKey = new GenericRowData(2);
compositeKey.setField(0, joinKey);
compositeKey.setField(1, record);
- return compositeKey;
+ return stateKeySerializer.toBinaryRow(compositeKey,
prohibitReuseRowData);
Review Comment:
It's the same problem. When we try to take state from HeapBackend after
successful restore, we try to find value by GenericRowData, but heap stores
binary version
I agree, may to make a new Jira ticket and create some tests for this case
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