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https://issues.apache.org/jira/browse/DRILL-2209?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Venki Korukanti resolved DRILL-2209.
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Resolution: Fixed
Fix Version/s: 0.8.0
Fixed in
[45fe19c|https://github.com/apache/drill/commit/f658a3c513ddf7f2d1b0ad7aa1f3f65049a594fe].
> Save on CPU cycles by adding Project with column that has hash calculated
> -------------------------------------------------------------------------
>
> Key: DRILL-2209
> URL: https://issues.apache.org/jira/browse/DRILL-2209
> Project: Apache Drill
> Issue Type: Improvement
> Components: Execution - Flow, Query Planning & Optimization
> Reporter: Yuliya Feldman
> Assignee: Yuliya Feldman
> Fix For: 0.8.0
>
>
> Related to DRILL-133. Wrapping HashToRandomExhcnage and/or LocalExchange with
> Project operator with additional column that represents hash function of
> column(s) we are hashing on. This is to save CPU cycles and not recalculate
> hash every time
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