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https://issues.apache.org/jira/browse/ARROW-13879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17423129#comment-17423129
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Eduardo Ponce commented on ARROW-13879:
---------------------------------------
Python supports zeroed bytes:
{code:python}
>>> s = b'\x84\x00\x2b'
>>> len(s)
3
{code}
> [C++] Mixed support for binary types in regex functions
> -------------------------------------------------------
>
> Key: ARROW-13879
> URL: https://issues.apache.org/jira/browse/ARROW-13879
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Weston Pace
> Assignee: Eduardo Ponce
> Priority: Major
> Labels: kernel, pull-request-available, types
> Fix For: 6.0.0
>
> Time Spent: 3h 40m
> Remaining Estimate: 0h
>
> The functions count_substring, count_substring_regex, find_substring, and
> find_substring_regex all accept binary types but the function extract_regex,
> match_substring, match_substring_regex, match_like, starts_with, ends_with,
> split_pattern, and split_pattern_regex do not.
> They should all accept binary types.
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