Shengkai Fang created FLINK-20825: ------------------------------------- Summary: Upsert-kafka should throw a better exception when the key of the record is NULL Key: FLINK-20825 URL: https://issues.apache.org/jira/browse/FLINK-20825 Project: Flink Issue Type: Improvement Components: Connectors / Kafka, Table SQL / API Affects Versions: 1.12.0 Reporter: Shengkai Fang
Currently, it will get NPE when reading from the upsert-kafka with record whose key is NULL. The records in the compacted topic always have keys. Therefore, it's mainly wrong usage of the upsert-kafka that causing NPE. We can throw a better exception to notify the users. -- This message was sent by Atlassian Jira (v8.3.4#803005)