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https://issues.apache.org/jira/browse/FLINK-5768?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15885864#comment-15885864
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ASF GitHub Bot commented on FLINK-5768:
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Github user shaoxuan-wang commented on the issue:
https://github.com/apache/flink/pull/3423
I think we could further remove AggregateMapFunction and
DataSetWindowAggregateMapFunction for windowedDataSet and DataSet, and let
reduce function directly accumulator the input values. But since this PR is
already very huge in terms of lines of changes, I prefer to optimize it in a
separate PR.
> Apply new aggregation functions for datastream and dataset tables
> -----------------------------------------------------------------
>
> Key: FLINK-5768
> URL: https://issues.apache.org/jira/browse/FLINK-5768
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: Shaoxuan Wang
> Assignee: Shaoxuan Wang
>
> Apply new aggregation functions for datastream and dataset tables
> This includes:
> 1. Change the implementation of the DataStream aggregation runtime code to
> use new aggregation functions and aggregate dataStream API.
> 2. DataStream will be always running in incremental mode, as explained in
> 06/Feb/2017 in FLINK5564.
> 2. Change the implementation of the Dataset aggregation runtime code to use
> new aggregation functions.
> 3. Clean up unused class and method.
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