[
https://issues.apache.org/jira/browse/FLINK-3586?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Aljoscha Krettek updated FLINK-3586:
------------------------------------
Component/s: (was: Table SQL / API)
Table SQL / Legacy Planner
> Risk of data overflow while use sum/count to calculate AVG value
> ----------------------------------------------------------------
>
> Key: FLINK-3586
> URL: https://issues.apache.org/jira/browse/FLINK-3586
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / Legacy Planner
> Reporter: Chengxiang Li
> Assignee: Fabian Hueske
> Priority: Minor
> Fix For: 1.1.0
>
>
> Now, we use {{(sum: Long, count: Long}} to store AVG partial aggregate data,
> which may have data overflow risk, we should use unbounded data type(such as
> BigInteger) to store them for necessary data types.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
