wuchong commented on a change in pull request #9316:
[FLINK-13529][table-planner-blink] Verify and correct agg function's semantic
for Blink planner
URL: https://github.com/apache/flink/pull/9316#discussion_r310386622
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/utils/AggFunctionFactory.scala
##########
@@ -610,19 +608,19 @@ class AggFunctionFactory(
argTypes: Array[LogicalType],
index: Int): UserDefinedFunction = {
if (needRetraction(index)) {
- new ConcatWithRetractAggFunction
+ new ListAggWithRetractAggFunction
} else {
- new ConcatAggFunction(1)
+ new ListAggFunction(1)
}
}
private def createConcatWsAggFunction(
Review comment:
Rename the method.
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