Github user xccui commented on a diff in the pull request:
https://github.com/apache/flink/pull/5662#discussion_r173791129
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/descriptors/SchemaValidator.scala
---
@@ -148,6 +148,13 @@ object SchemaValidator {
val schema = properties.getTableSchema(SCHEMA)
+ // add all source fields first because rowtime might reference one of
them
+ toScala(sourceSchema).map(_.getColumnNames).foreach { names =>
--- End diff --
Not really. I was justing refactoring #5610. For convenience, I used the
existing class `org.apache.flink.formats.avro.generated.User` in a test case,
but it gets so many fields to be mapped. ð
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