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Posted to issues-all@impala.apache.org by "Steve Carlin (Jira)" <ji...@apache.org> on 2026/04/11 00:28:00 UTC

[jira] [Resolved] (IMPALA-14758) Calcite planner: Query with null return value in case statement crashes server

     [ https://issues.apache.org/jira/browse/IMPALA-14758?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steve Carlin resolved IMPALA-14758.
-----------------------------------
    Resolution: Fixed

> Calcite planner: Query with null return value in case statement crashes server
> ------------------------------------------------------------------------------
>
>                 Key: IMPALA-14758
>                 URL: https://issues.apache.org/jira/browse/IMPALA-14758
>             Project: IMPALA
>          Issue Type: Sub-task
>            Reporter: Steve Carlin
>            Assignee: Steve Carlin
>            Priority: Major
>
> The following query is crashing the server because the return value in the "then" clause is null:
> SELECT a.id, a.int_col, a.string_col FROM alltypessmall a
> WHERE 1 NOT IN (SELECT CASE WHEN id = 1 then null ELSE id END FROM alltypestiny)



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