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Posted to issues@calcite.apache.org by "Vladimir Sitnikov (JIRA)" <ji...@apache.org> on 2019/01/09 05:56:00 UTC

[jira] [Resolved] (CALCITE-2344) Avoid inferring $0=null predicate from $0 IS NULL when… … $0 is not nullable

     [ https://issues.apache.org/jira/browse/CALCITE-2344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vladimir Sitnikov resolved CALCITE-2344.
----------------------------------------
       Resolution: Fixed
    Fix Version/s: 1.19.0

Fixed in https://gitbox.apache.org/repos/asf?p=calcite.git;a=commit;h=5ff57651c7bdbc61ecbc212293c21ae90d3d370f

> Avoid inferring $0=null predicate from $0 IS NULL when… … $0 is not nullable
> ----------------------------------------------------------------------------
>
>                 Key: CALCITE-2344
>                 URL: https://issues.apache.org/jira/browse/CALCITE-2344
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: Laurent Goujon
>            Assignee: Laurent Goujon
>            Priority: Major
>             Fix For: 1.19.0
>
>
> {{RexUtil}} might incorrectly infer a  $0 IS NULL predicate even in case $0 is not nullable. This might cause assertion errors afterwards.



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