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https://issues.apache.org/jira/browse/HIVE-18708?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16365186#comment-16365186
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Teddy Choi commented on HIVE-18708:
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+1 LGTM, pending tests.
I ran tests for Tez and MR with the second patch. They all passed.
> Vectorization: Delay out-of-tree fixups till whole work is vectorized
> ---------------------------------------------------------------------
>
> Key: HIVE-18708
> URL: https://issues.apache.org/jira/browse/HIVE-18708
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 3.0.0
> Reporter: Gopal V
> Assignee: Gopal V
> Priority: Major
> Attachments: HIVE-18708.1.patch, HIVE-18708.2.patch,
> HIVE-18708.2.patch
>
>
> The vectorization validation codepath should treat the existing operator tree
> as immutable, so that the VectorizerCannotVectorizeException does not have to
> undo any changes to the operator tree when caught.
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