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https://issues.apache.org/jira/browse/HIVE-11366?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V updated HIVE-11366:
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Fix Version/s: 2.0.0
> Avoid right leaning tree hashCode depth during ExprNodeDescEqualityWrapper
> HashMaps
> -----------------------------------------------------------------------------------
>
> Key: HIVE-11366
> URL: https://issues.apache.org/jira/browse/HIVE-11366
> Project: Hive
> Issue Type: Improvement
> Components: Logical Optimizer
> Affects Versions: 1.0.0, 1.2.0, 1.1.0, 1.1.1
> Reporter: Gopal V
> Assignee: Gopal V
> Fix For: 1.3.0, 2.0.0
>
> Attachments: HIVE-11366.1.patch
>
>
> For a large sequence of AND clauses, the precedence order results in a deep
> unbalanced tree.
> (AND A (AND B (AND C (AND D (AND E)....)
> which could result in a hashcode for the top-level expression traversing deep.
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