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Posted to dev@hive.apache.org by "Yin Huai (JIRA)" <ji...@apache.org> on 2013/07/25 20:07:54 UTC

[jira] [Created] (HIVE-4935) Potential NPE in MetadataOnlyOptimizer

Yin Huai created HIVE-4935:
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             Summary: 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


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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