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Posted to issues@carbondata.apache.org by "Jacky Li (Jira)" <ji...@apache.org> on 2020/02/25 15:57:00 UTC

[jira] [Resolved] (CARBONDATA-3720) Support new optimized insert flow for Alter table scenarios

     [ https://issues.apache.org/jira/browse/CARBONDATA-3720?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jacky Li resolved CARBONDATA-3720.
----------------------------------
    Resolution: Fixed

> Support new optimized insert flow for Alter table scenarios
> -----------------------------------------------------------
>
>                 Key: CARBONDATA-3720
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-3720
>             Project: CarbonData
>          Issue Type: Sub-task
>            Reporter: Ajantha Bhat
>            Assignee: Ajantha Bhat
>            Priority: Major
>             Fix For: 2.0.0
>
>          Time Spent: 2h 10m
>  Remaining Estimate: 0h
>
> Currently, the rearrange logic is based on schema ordinal.
> For alter table drop and add columns, schema ordinal based re arrange may not work as index will be outside the projection size.
> Hence don't use schema ordinal for rerrange, implemented a position map based rearrange.



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