How to solve the problem of DML information loss

[moonService]

You can implement debeziumdeserializationschema to support your scenario

Originally posted by @fuyun2024 in https://github.com/ververica/flink-cdc-connectors/issues/1256#issuecomment-1152504626

same question，i wonder why update is split into create and delete？and which test case of the source code is used to test this？