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https://issues.apache.org/jira/browse/HIVE-18622?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt McCline reassigned HIVE-18622:
-----------------------------------
> Vectorization: IF statement, Comparisons, and more do not handle NULLs
> correctly
> --------------------------------------------------------------------------------
>
> Key: HIVE-18622
> URL: https://issues.apache.org/jira/browse/HIVE-18622
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Fix For: 3.0.0
>
>
>
> Many vector expression classes are missing guards around setting noNulls
> among other things.
> {code:java}
> // Carefully update noNulls...
> if (outputColVector.noNulls) {
> outputColVector.noNulls = inputColVector.noNulls;
> }
> {code}
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