Github user wuchong commented on a diff in the pull request:
https://github.com/apache/flink/pull/3039#discussion_r93757791
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/plan/nodes/dataset/BatchTableSourceScan.scala
---
@@ -38,7 +38,9 @@ class BatchTableSourceScan(
override def deriveRowType() = {
val flinkTypeFactory =
cluster.getTypeFactory.asInstanceOf[FlinkTypeFactory]
- flinkTypeFactory.buildRowDataType(tableSource.getFieldsNames,
tableSource.getFieldTypes)
+ flinkTypeFactory.buildRowDataType(
+ tableSource.getFieldsNames,
+ TableEnvironment.getFieldTypes(tableSource.getReturnType))
--- End diff --
What if the table source return an AtomicType ? It seems that it will fail
here.
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