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Posted to issues@impala.apache.org by "Quanlong Huang (Jira)" <ji...@apache.org> on 2020/01/15 00:22:00 UTC

[jira] [Resolved] (IMPALA-9011) Support column masking on CTEs, views, and derived column names

     [ https://issues.apache.org/jira/browse/IMPALA-9011?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Quanlong Huang resolved IMPALA-9011.
------------------------------------
    Resolution: Fixed

Covered by IMPALA-9009

> Support column masking on CTEs, views, and derived column names
> ---------------------------------------------------------------
>
>                 Key: IMPALA-9011
>                 URL: https://issues.apache.org/jira/browse/IMPALA-9011
>             Project: IMPALA
>          Issue Type: New Feature
>          Components: Frontend
>            Reporter: Kurt Deschler
>            Priority: Critical
>
> CTE/views: dig out underlying column and table names
>  derived column names i.e. select * from (select 1) as foo - Handle appropriately.
> Also negative cases where the query has an invalid reference. i.e.
> WITH foo AS (SELECT c1 FROM t1) SELECT c1 FROM FOO;



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