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https://issues.apache.org/jira/browse/FLINK-6091?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hequn Cheng updated FLINK-6091:
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Description:
Implement functions for generating and consuming retract messages for different
aggregates.
1. add delete/add property to Row
2. implement functions for generating retract messages for unbounded groupBy
3. implement functions for handling retract messages for different aggregates.
was:Implement the functions for processing retract message for grouping
window aggregate. No retract generating function needed as for now, as the
current grouping window aggregates are all executed at “without early firing
mode”.
> Implement and turn on the retraction for aggregates
> ---------------------------------------------------
>
> Key: FLINK-6091
> URL: https://issues.apache.org/jira/browse/FLINK-6091
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: Shaoxuan Wang
> Assignee: Hequn Cheng
>
> Implement functions for generating and consuming retract messages for
> different aggregates.
> 1. add delete/add property to Row
> 2. implement functions for generating retract messages for unbounded groupBy
> 3. implement functions for handling retract messages for different aggregates.
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