Github user KurtYoung commented on a diff in the pull request:
https://github.com/apache/flink/pull/3520#discussion_r106324883
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/plan/nodes/dataset/BatchTableSourceScan.scala
---
@@ -58,16 +60,24 @@ class BatchTableSourceScan(
)
}
+ override def copy(traitSet: RelTraitSet, newTableSource:
TableSource[_]): TableSourceScan = {
+ new BatchTableSourceScan(
+ cluster,
+ traitSet,
+ getTable,
+ newTableSource.asInstanceOf[BatchTableSource[_]]
+ )
+ }
+
override def explainTerms(pw: RelWriter): RelWriter = {
- super.explainTerms(pw)
+ val terms = super.explainTerms(pw)
.item("fields",
TableEnvironment.getFieldNames(tableSource).mkString(", "))
+ tableSource.explainTerms(terms)
--- End diff --
will change this.
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