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Posted to issues@calcite.apache.org by "Ruben Q L (Jira)" <ji...@apache.org> on 2022/03/03 17:02:00 UTC

[jira] [Updated] (CALCITE-5019) Avoid multiple scans when table is ProjectableFilterableTable

     [ https://issues.apache.org/jira/browse/CALCITE-5019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ruben Q L updated CALCITE-5019:
-------------------------------
    Affects Version/s: 1.29.0
                           (was: 1.30.0)

> Avoid multiple scans when table is ProjectableFilterableTable
> -------------------------------------------------------------
>
>                 Key: CALCITE-5019
>                 URL: https://issues.apache.org/jira/browse/CALCITE-5019
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.29.0
>            Reporter: ChenKai
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 1.5h
>  Remaining Estimate: 0h
>
> {code:sql}
> select a from ProjectableFilterableTable where b = 'xx'
> {code}
> The ProjectableFilterableTable will scan two times when projections and filters are different columns.



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