[jira] [Created] (HIVE-15588) Vectorization: Defer deallocation of scratch columns in complex VectorExpressions like VectorUDFAdaptor, VectorUDFCoalesce, etc to prevent wrong reuse

[Matt McCline (JIRA)]

Matt McCline created HIVE-15588:
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             Summary: Vectorization: Defer deallocation of scratch columns in 
complex VectorExpressions like VectorUDFAdaptor, VectorUDFCoalesce, etc to 
prevent wrong reuse
                 Key: HIVE-15588
                 URL: https://issues.apache.org/jira/browse/HIVE-15588
             Project: Hive
          Issue Type: Bug
          Components: Hive
            Reporter: Matt McCline
            Assignee: Matt McCline
            Priority: Critical


Make sure we don't deallocate a scratch column too quickly and cause result 
corruption due to scratch column reuse.



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