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https://issues.apache.org/jira/browse/HIVE-4935?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13720270#comment-13720270
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Ashutosh Chauhan commented on HIVE-4935:
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Which line could result in NPE? Is it
- LOG.info("Metadata only table scan for " + tso.getConf().getAlias()); ?
> Potential NPE in MetadataOnlyOptimizer
> --------------------------------------
>
> Key: HIVE-4935
> URL: https://issues.apache.org/jira/browse/HIVE-4935
> Project: Hive
> Issue Type: Bug
> Reporter: Yin Huai
> Assignee: Yin Huai
> Priority: Minor
> Attachments: HIVE-4935.1.patch
>
>
> In MetadataOnlyOptimizer.TableScanProcessor.process, it is possible that we
> consider a TableScanOperator as "MayBeMetadataOnly" when this TS does not
> have a conf. In
> MetadataOnlyOptimizer.MetadataOnlyTaskDispatcher.dispatch(Node, Stack<Node>,
> Object...), when we convert this TS, we want to get the alias from its
> conf....
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