KurtYoung commented on a change in pull request #8109:
[FLINK-12017][table-planner-blink] Support translation from Rank/Deduplicate to
StreamTransformation
URL: https://github.com/apache/flink/pull/8109#discussion_r272879175
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/plan/nodes/physical/stream/StreamExecExchange.scala
##########
@@ -50,4 +65,41 @@ class StreamExecExchange(
newDistribution: RelDistribution): StreamExecExchange = {
new StreamExecExchange(cluster, traitSet, newInput, newDistribution)
}
+
+ //~ ExecNode methods
-----------------------------------------------------------
+
+ override def getInputNodes: util.List[ExecNode[StreamTableEnvironment, _]] =
{
+ List(getInput.asInstanceOf[ExecNode[StreamTableEnvironment, _]])
+ }
+
+ override protected def translateToPlanInternal(
+ tableEnv: StreamTableEnvironment): StreamTransformation[BaseRow] = {
+ val inputTransform = getInputNodes.get(0).translateToPlan(tableEnv)
+ .asInstanceOf[StreamTransformation[BaseRow]]
Review comment:
proper indent
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