Github user xccui commented on a diff in the pull request:
https://github.com/apache/flink/pull/5025#discussion_r151604198
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/StreamTableEnvironment.scala
---
@@ -234,11 +234,12 @@ abstract class StreamTableEnvironment(
"UpsertStreamTableSink requires that Table has a full primary
keys if it is updated.")
}
val outputType = sink.getOutputType
+ val resultType = getResultType(table.getRelNode, optimizedPlan)
--- End diff --
Shall we consider assembling the `resultType` directly from the `sink`
parameter?
---