HARSHIT AGARWAL created KAFKA-7905:
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Summary: KTable Reduce Allow Null value to be pass in Subtractor
Key: KAFKA-7905
URL: https://issues.apache.org/jira/browse/KAFKA-7905
Project: Kafka
Issue Type: Bug
Components: streams
Reporter: HARSHIT AGARWAL
Attachments: KTableReduceExceptionTrace.txt
KTable Reduce Allow Null value to be pass in Subtractor.
.reduce((aggValue, newValue) -> addCounts(aggValue, newValue),
(aggValue, oldValue) -> subtractCounts(*{color:#FF0000}aggValue{color}*,
oldValue))
*{color:#FF0000}aggValue{color}* passed by *{color:#FF0000}{color}*
org.apache.kafka.streams.kstream.internals.KTableReduce.java is
{color:#FF0000}*null*{color}.
Please find attached Exception Trace.
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