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https://issues.apache.org/jira/browse/IOTDB-522?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17044480#comment-17044480
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Yuxin Zhang commented on IOTDB-522:
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hi, I'm working on this issue :)

> Aggregation result should be serializable
> -----------------------------------------
>
>                 Key: IOTDB-522
>                 URL: https://issues.apache.org/jira/browse/IOTDB-522
>             Project: Apache IoTDB
>          Issue Type: Improvement
>            Reporter: Tian Jiang
>            Priority: Major
>              Labels: aggregation, distributed, query
>             Fix For: master branch
>
>
> As the coordinator node in the distributed version should gather the 
> aggregation results from other nodes and merge them, the AggregationResults 
> must be serializable for the nodes to transfer them.



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