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Posted to issues@flink.apache.org by "Kurt Young (JIRA)" <ji...@apache.org> on 2019/04/03 01:13:00 UTC

[jira] [Closed] (FLINK-12041) Introduce ResettableExternalBuffer to blink batch

     [ https://issues.apache.org/jira/browse/FLINK-12041?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kurt Young closed FLINK-12041.
------------------------------
       Resolution: Fixed
    Fix Version/s: 1.9.0

fixed in 3b817a03f49f252480a13c20098371fb3a98566c

> Introduce ResettableExternalBuffer to blink batch
> -------------------------------------------------
>
>                 Key: FLINK-12041
>                 URL: https://issues.apache.org/jira/browse/FLINK-12041
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / Runtime
>            Reporter: Jingsong Lee
>            Assignee: Jingsong Lee
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.9.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Introduce ResettableExternalBuffer:
> A resettable external buffer for binary row. It stores records in memory and spill to disk when memory is not enough. When the spill is completed, the records are written to memory again. The returned iterator reads the data in write order (read spilled records first).
>  # It supports infinite length.
>  # It can open multiple Iterators.
>  # It support new iterator with beginRow.



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