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Posted to issues@drill.apache.org by "Jinfeng Ni (JIRA)" <ji...@apache.org> on 2014/07/29 00:03:38 UTC

[jira] [Resolved] (DRILL-993) Remove redundant comparison in comparison operator generated by FreeMarker template

     [ https://issues.apache.org/jira/browse/DRILL-993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jinfeng Ni resolved DRILL-993.
------------------------------

    Resolution: Fixed

The fix is integrated via commit : 27d3e7145a7b1a43015fd4cb745e425443411b8c

> Remove redundant comparison in comparison operator generated by FreeMarker template
> -----------------------------------------------------------------------------------
>
>                 Key: DRILL-993
>                 URL: https://issues.apache.org/jira/browse/DRILL-993
>             Project: Apache Drill
>          Issue Type: Improvement
>          Components: Functions - Drill
>            Reporter: Jinfeng Ni
>            Assignee: Jinfeng Ni
>            Priority: Minor
>             Fix For: 0.5.0
>
>
> In comparison operators generated by FreeMarker template, we may do two comparisons for a single operator.  The second comparison is actually redundant.
> In stead, we should modify the FreeMarker template, and do one comparison. This would improve the performance of comparison operators. 



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