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Posted to jira@arrow.apache.org by "Neal Richardson (Jira)" <ji...@apache.org> on 2021/03/12 22:13:00 UTC

[jira] [Created] (ARROW-11950) [C++] Add unary negative kernel

Neal Richardson created ARROW-11950:
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             Summary: [C++] Add unary negative kernel
                 Key: ARROW-11950
                 URL: https://issues.apache.org/jira/browse/ARROW-11950
             Project: Apache Arrow
          Issue Type: New Feature
          Components: C++
            Reporter: Neal Richardson
            Assignee: Eduardo Ponce
             Fix For: 4.0.0


Related to ARROW-11945. So that you can have an expression like {{-col}}. You can approximate this with doing {{0 - col}}, but I would guess it could be done more efficiently.

cc [~bkietz]



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