[jira] [Created] (FLINK-3476) Support hash-based partial aggregate

[Chengxiang Li (JIRA)]

Chengxiang Li created FLINK-3476:
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             Summary: Support hash-based partial aggregate
                 Key: FLINK-3476
                 URL: https://issues.apache.org/jira/browse/FLINK-3476
             Project: Flink
          Issue Type: Sub-task
          Components: Table API
            Reporter: Chengxiang Li


As described in the design doc, we should be able to enable hash-based partial 
aggregate after hash-based combiner( #1517) is supported.  



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