[jira] [Created] (IOTDB-456) Support Fill function in Group by query

[Jialin Qiao (Jira)]

Jialin Qiao created IOTDB-456:
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             Summary: Support Fill function in Group by query
                 Key: IOTDB-456
                 URL: https://issues.apache.org/jira/browse/IOTDB-456
             Project: Apache IoTDB
          Issue Type: New Feature
            Reporter: Jialin Qiao


Hi, we need to extend the group by query to support fill function. 

such as:

select count(s1) from root.sg.d1 group by ([1,100], 10ms) fill 
(int32[previous,20ms])



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