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Posted to dev@parquet.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2019/05/02 20:17:00 UTC

[jira] [Assigned] (PARQUET-1523) [C++] Vectorize comparator interface

     [ https://issues.apache.org/jira/browse/PARQUET-1523?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney reassigned PARQUET-1523:
-------------------------------------

    Assignee: Wes McKinney  (was: Deepak Majeti)

> [C++] Vectorize comparator interface
> ------------------------------------
>
>                 Key: PARQUET-1523
>                 URL: https://issues.apache.org/jira/browse/PARQUET-1523
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-cpp
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: cpp-1.6.0
>
>          Time Spent: 7h 20m
>  Remaining Estimate: 0h
>
> The {{parquet::Comparator}} interface yields scalar virtual calls on the innermost loop. In addition to removing the usage of {{PARQUET_TEMPLATE_EXPORT}} as with other recent patches, I propose to refactor to a vector-based comparison to update the minimum and maximum elements in a single virtual call
> cc [~mdeepak] [~xhochy]



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