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Posted to issues@flink.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2019/08/08 15:03:00 UTC
[jira] [Updated] (FLINK-13473) Add GroupWindowed FlatAggregate
support to stream Table API(blink planner), i.e, align with flink planner
[ https://issues.apache.org/jira/browse/FLINK-13473?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated FLINK-13473:
-----------------------------------
Labels: pull-request-available (was: )
> Add GroupWindowed FlatAggregate support to stream Table API(blink planner), i.e, align with flink planner
> ---------------------------------------------------------------------------------------------------------
>
> Key: FLINK-13473
> URL: https://issues.apache.org/jira/browse/FLINK-13473
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / API
> Affects Versions: 1.10.0
> Reporter: sunjincheng
> Assignee: sunjincheng
> Priority: Major
> Labels: pull-request-available
>
> Add GroupWindowed FlatAggregate support to stream Table API(blink planner), i.e, align with flink planner.
> The API looks like:
> {code}
> TableAggregateFunction tableAggFunc = new MyTableAggregateFunction();
> tableEnv.registerFunction("tableAggFunc", tableAggFunc);
> windowGroupedTable
> .flatAggregate("tableAggFunc(a, b) as (x, y, z)")
> .select("key, window.start, x, y, z")
> {code}
> The detail can be found in [Flip-29|https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=97552739]
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