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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/06/07 16:46:41 UTC

[GitHub] [arrow] pitrou commented on a change in pull request #10395: ARROW-12861: [C++][Compute] Add sign function kernels

pitrou commented on a change in pull request #10395:
URL: https://github.com/apache/arrow/pull/10395#discussion_r646771585



##########
File path: docs/source/cpp/compute.rst
##########
@@ -286,6 +286,8 @@ an ``Invalid`` :class:`Status` when overflow is detected.
 +--------------------------+------------+--------------------+---------------------+
 | power_checked            | Binary     | Numeric            | Numeric             |
 +--------------------------+------------+--------------------+---------------------+
+| sign                     | Unary      | Numeric            | Int8                |

Review comment:
       Should add a note explaining how the output is computed. You can look at other sections for examples.




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