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Posted to issues@impala.apache.org by "Tim Armstrong (Jira)" <ji...@apache.org> on 2020/05/14 18:10:00 UTC

[jira] [Resolved] (IMPALA-5266) Faster bitwise operators

     [ https://issues.apache.org/jira/browse/IMPALA-5266?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Armstrong resolved IMPALA-5266.
-----------------------------------
    Resolution: Later

> Faster bitwise operators
> ------------------------
>
>                 Key: IMPALA-5266
>                 URL: https://issues.apache.org/jira/browse/IMPALA-5266
>             Project: IMPALA
>          Issue Type: Improvement
>          Components: Backend
>            Reporter: Zach Amsden
>            Priority: Major
>
> Bitwise operators could be sped up quite a bit.  In particular, round up to power of two is not done efficiently, and population count can be done in hardware if ABM is supported.



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