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https://issues.apache.org/jira/browse/FLINK-21905?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17391548#comment-17391548
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zoucao commented on FLINK-21905:
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Hi [~jark], if no one have time to do this, I am happy to try.

> Hive streaming source should use FIFO FileSplitAssigner instead of LIFO
> -----------------------------------------------------------------------
>
>                 Key: FLINK-21905
>                 URL: https://issues.apache.org/jira/browse/FLINK-21905
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Connectors / Hive
>            Reporter: Jark Wu
>            Priority: Major
>              Labels: auto-unassigned
>
> Currently, Hive streaming source uses {{SimpleAssigner}} which hands out 
> splits in LIFO order. However, it will result in out-of-order partition 
> reading even if we add partition splits in order. Therefore, we should use a 
> FIFO order {{FileSplitAssigner}} instead. 



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