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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-3474) Partial aggregate interface design and sort-based implementation
Date Tue, 08 Mar 2016 08:14:40 GMT

    [ https://issues.apache.org/jira/browse/FLINK-3474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15184630#comment-15184630

ASF GitHub Bot commented on FLINK-3474:

Github user fhueske commented on the pull request:

    Thanks @ChengXiangLi for merging. The ASF bot only closes PRs which are merged into master.
Can you close this PR manually? Thanks

> Partial aggregate interface design and sort-based implementation
> ----------------------------------------------------------------
>                 Key: FLINK-3474
>                 URL: https://issues.apache.org/jira/browse/FLINK-3474
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Table API
>            Reporter: Chengxiang Li
>            Assignee: Chengxiang Li
> The scope of this sub task includes:
> # Partial aggregate interface.
> # Simple aggregate function implementation, such as SUM/AVG/COUNT/MIN/MAX.
> # DataSetAggregateRule which translate logical calcite aggregate node to Flink user functions.
As hash-based combiner is not available yet(see PR #1517), we would use sort-based combine
as default.

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