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Posted to issues@carbondata.apache.org by "Ajantha Bhat (Jira)" <ji...@apache.org> on 2020/03/05 12:50:00 UTC

[jira] [Resolved] (CARBONDATA-3731) Avoid data copy in Writer

     [ https://issues.apache.org/jira/browse/CARBONDATA-3731?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ajantha Bhat resolved CARBONDATA-3731.
--------------------------------------
    Resolution: Fixed

> Avoid data copy in Writer
> -------------------------
>
>                 Key: CARBONDATA-3731
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-3731
>             Project: CarbonData
>          Issue Type: Improvement
>            Reporter: Jacky Li
>            Assignee: Jacky Li
>            Priority: Major
>             Fix For: 2.0.0
>
>          Time Spent: 4h
>  Remaining Estimate: 0h
>
> For variable length column like String and Binary, currently there are 5 data copies during data write process, in CarbonFactDataHandlerColumnar.processDataRows
> These data copies can be avoided by using ByteBuffer instead of byte[]



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