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https://issues.apache.org/jira/browse/HIVE-11310?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez updated HIVE-11310:
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Attachment: HIVE-11310.4.branch-1.0.patch
> Avoid expensive AST tree conversion to String for expressions in WHERE clause
> -----------------------------------------------------------------------------
>
> Key: HIVE-11310
> URL: https://issues.apache.org/jira/browse/HIVE-11310
> Project: Hive
> Issue Type: Bug
> Components: Parser
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Fix For: 2.0.0
>
> Attachments: HIVE-11310.1.patch, HIVE-11310.2.patch,
> HIVE-11310.3.patch, HIVE-11310.4.branch-1.0.patch,
> HIVE-11310.4.branch-1.2.patch, HIVE-11310.4.patch, HIVE-11310.patch
>
>
> We use the AST tree String representation of a condition in the WHERE clause
> to identify its column in the RowResolver. This can lead to OOM Exceptions
> when the condition is very large.
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