Github user stefanobortoli commented on a diff in the pull request:
https://github.com/apache/flink/pull/3574#discussion_r108611315
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/plan/nodes/datastream/DataStreamOverAggregate.scala
---
@@ -195,6 +194,45 @@ class DataStreamOverAggregate(
result
}
+ def createBoundedAndCurrentRowProcessingTimeOverWindow(
+ inputDS: DataStream[Row]): DataStream[Row] = {
+
+ val overWindow: Group = logicWindow.groups.get(0)
+ val partitionKeys: Array[Int] = overWindow.keys.toArray
+ val namedAggregates: Seq[CalcitePair[AggregateCall, String]] =
generateNamedAggregates
+
+ // get the output types
+ val rowTypeInfo =
FlinkTypeFactory.toInternalRowTypeInfo(getRowType).asInstanceOf[RowTypeInfo]
+
+ // window size is lowerbound +1 to comply with over semantics
+ val lowerbound: Int = AggregateUtil.getLowerBoundary(
--- End diff --
sure
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