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  1. Flink
  2. FLINK-13470 Enhancements to Flink Table API for blink planner
  3. FLINK-13473

Add GroupWindowed FlatAggregate support to stream Table API(blink planner), i.e, align with flink planner

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      Description

      Add GroupWindowed FlatAggregate support to stream Table API(blink planner), i.e, align with flink planner.

      The API looks like:

       TableAggregateFunction tableAggFunc = new MyTableAggregateFunction();
       tableEnv.registerFunction("tableAggFunc", tableAggFunc);
       windowGroupedTable
      	.flatAggregate("tableAggFunc(a, b) as (x, y, z)")
      	.select("key, window.start, x, y, z")
      

      The detail can be found in Flip-29

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              • Assignee:
                sunjincheng121 sunjincheng
                Reporter:
                sunjincheng121 sunjincheng
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