**Reporter**: [Nicola Crane](https://issues.apache.org/jira/browse/ARROW-13156) / @thisisnic **Assignee**: [Dragoș Moldovan-Grünfeld](https://issues.apache.org/jira/browse/ARROW-13156) / @dragosmg #### Related issues: - [[C++] Add substring count kernel](https://github.com/apache/arrow/issues/28673) (depends upon) - [[C++] Add regex count kernel](https://github.com/apache/arrow/issues/18691) (depends upon) #### PRs and other links: - [GitHub Pull Request #11473](https://github.com/apache/arrow/pull/11473) <sub>**Note**: *This issue was originally created as [ARROW-13156](https://issues.apache.org/jira/browse/ARROW-13156). Please see the [migration documentation](https://github.com/apache/arrow/issues/14542) for further details.*</sub>
Reporter: Nicola Crane / @thisisnic
Assignee: Dragoș Moldovan-Grünfeld / @dragosmg
Related issues:
PRs and other links:
Note: This issue was originally created as ARROW-13156. Please see the migration documentation for further details.