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https://issues.apache.org/jira/browse/FLINK-8690?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16394069#comment-16394069
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Hequn Cheng edited comment on FLINK-8690 at 3/10/18 6:53 AM:
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Rename current {{FlinkLogicalAggregateConverter}} to
{{FlinkLogicalAggregateDataSetConverter}} will bring no change for dataset.
Calcite can only find a plan generated by AggregateExpandDistinctAggregatesRule.
was (Author: hequn8128):
Rename current FlinkLogicalAggregateConverter to
FlinkLogicalAggregateDataSetConverter will bring no change for dataset. Calcite
can only find a plan generated by AggregateExpandDistinctAggregatesRule.
> Update logical rule set to generate FlinkLogicalAggregate explicitly allow
> distinct agg on DataStream
> -----------------------------------------------------------------------------------------------------
>
> Key: FLINK-8690
> URL: https://issues.apache.org/jira/browse/FLINK-8690
> Project: Flink
> Issue Type: Sub-task
> Reporter: Rong Rong
> Assignee: Rong Rong
> Priority: Major
>
> Currently, *FlinkLogicalAggregate / FlinkLogicalWindowAggregate* does not
> allow distinct aggregate.
> We are proposing to reuse distinct aggregate codegen work designed for
> *FlinkLogicalOverAggregate*, to support unbounded distinct aggregation on
> datastream as well.
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