[
https://issues.apache.org/jira/browse/FLINK-5956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15895917#comment-15895917
]
ASF GitHub Bot commented on FLINK-5956:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3470#discussion_r104298418
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/aggregate/AggregateUtil.scala
---
@@ -556,7 +566,9 @@ object AggregateUtil {
private def transformToAggregateFunctions(
aggregateCalls: Seq[AggregateCall],
inputType: RelDataType,
- groupKeysCount: Int): (Array[Int], Array[TableAggregateFunction[_ <:
Any]]) = {
+ groupKeysCount: Int,
+ ifNeedRetraction: Boolean)
--- End diff --
rename to `needsRetraction`?
> Add retract method into the aggregateFunction
> ---------------------------------------------
>
> Key: FLINK-5956
> URL: https://issues.apache.org/jira/browse/FLINK-5956
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: Shaoxuan Wang
> Assignee: Shaoxuan Wang
>
> Retraction method is help for processing updated message. It will also very
> helpful for window Aggregation. This PR will first add retraction methods
> into the aggregateFunctions, such that on-going over window Aggregation can
> get benefit from it.
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
