wuchong commented on a change in pull request #14330:
URL: https://github.com/apache/flink/pull/14330#discussion_r538250499
##########
File path:
flink-connectors/flink-connector-kafka/src/test/java/org/apache/flink/streaming/connectors/kafka/table/UpsertKafkaTableITCase.java
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@@ -385,6 +384,7 @@ private void wordFreqToUpsertKafka(String wordCountTable)
throws Exception {
}
private void writeChangelogToUpsertKafkaWithMetadata(String userTable)
throws Exception {
+ env.setParallelism(1);
Review comment:
I would suggest to move the parallelism setting to `testTemporalJoin()`
before calling `writeChangelogToUpsertKafkaWithMetadata()` and add a note.
Otherwise, other contributors may don't understand this and change it in the
future.
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