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Posted to issues@flink.apache.org by "Robert Metzger (JIRA)" <ji...@apache.org> on 2019/02/28 15:39:00 UTC

[jira] [Updated] (FLINK-10239) Register eventtime timer only once in eventtrigger

     [ https://issues.apache.org/jira/browse/FLINK-10239?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robert Metzger updated FLINK-10239:
-----------------------------------
    Component/s: API / DataStream

> Register eventtime timer only once in eventtrigger
> --------------------------------------------------
>
>                 Key: FLINK-10239
>                 URL: https://issues.apache.org/jira/browse/FLINK-10239
>             Project: Flink
>          Issue Type: Improvement
>          Components: API / DataStream
>    Affects Versions: 1.5.3
>            Reporter: bupt_ljy
>            Priority: Minor
>
> I find that we call ctx.registerEventTimeTimer(window.maxTimestamp()) every time when an element is received in the window. Even though it doesn't affect the result because it uses a Set, but I think it can still be an improvement if we call it only once.



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