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https://issues.apache.org/jira/browse/HIVE-22369?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16978863#comment-16978863
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Jesus Camacho Rodriguez commented on HIVE-22369:
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[~mgergely], I believe latest patch has some unrelated changes. Can we create a
new issue and submit a new patch for them?
Other than that, +1
> Handle HiveTableFunctionScan at return path
> -------------------------------------------
>
> Key: HIVE-22369
> URL: https://issues.apache.org/jira/browse/HIVE-22369
> Project: Hive
> Issue Type: Sub-task
> Components: Hive
> Reporter: Miklos Gergely
> Assignee: Miklos Gergely
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
> Attachments: HIVE-22369.01.patch, HIVE-22369.02.patch
>
> Time Spent: 1h
> Remaining Estimate: 0h
>
> The
> [optimizedOptiqPlan|https://github.com/apache/hive/blob/5c91d324f22c2ae47e234e76a9bc5ee1a71e6a70/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java#L1573]
> at CalcitePlanner.getOptimizedHiveOPDag is ultimately generated by
> CalcitePlanner.internalGenSelectLogicalPlan, which may either provide a
> [HiveProject|https://github.com/apache/hive/blob/5c91d324f22c2ae47e234e76a9bc5ee1a71e6a70/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java#L4831]
> or a
> [HiveTableFunctionScan|https://github.com/apache/hive/blob/5c91d324f22c2ae47e234e76a9bc5ee1a71e6a70/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java#L4776].
> When HiveCalciteUtil.getTopLevelSelect is invoked on this it is looking for
> a
> [HiveProject|https://github.com/apache/hive/blob/5c91d324f22c2ae47e234e76a9bc5ee1a71e6a70/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveCalciteUtil.java#L633]
> node in the tree, which if won't find in case of a HiveTableFunctionScan was
> returned. This is why TestNewGetSplitsFormat is failing with return path.
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