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Posted to issues@calcite.apache.org by "Julian Hyde (Jira)" <ji...@apache.org> on 2021/06/12 20:37:00 UTC

[jira] [Resolved] (CALCITE-4648) Except returns wrong results

     [ https://issues.apache.org/jira/browse/CALCITE-4648?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Julian Hyde resolved CALCITE-4648.
----------------------------------
    Resolution: Duplicate

Like CALCITE-4647, this is a duplicate of CALCITE-4590.

> Except returns wrong results
> ----------------------------
>
>                 Key: CALCITE-4648
>                 URL: https://issues.apache.org/jira/browse/CALCITE-4648
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.26.0
>            Reporter: Sean Broeder
>            Priority: Major
>
> select n_nationkey from
>     (select n_nationkey, n_name from 
>         (values (0, 'ALGERIA'), (1, 'ARGENTINA'), (2, 'BRAZIL'), (3, 'CANADA'))
>             as nation(n_nationkey, n_name)
>     except
>     select n_nationkey, n_name from 
>         (values (2, 'BRAZIL'), (3, 'CANADA'), (4, 'EGYPT'))
>             as nation2(n_nationkey, n_name))
> should return 
> N_NATIONKEY=0
> N_NATIONKEY=1
> but returns 
> N_NATIONKEY=0
> N_NATIONKEY=1
> N_NATIONKEY=2
> N_NATIONKEY=3



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