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