[GitHub] [arrow-rs] Dandandan commented on issue #1087: Possible `like`/`ilike`/`not_like` kernels= escaping problems

[GitBox <gi...@apache.org>]

Dandandan commented on issue #1087:
URL: https://github.com/apache/arrow-rs/issues/1087#issuecomment-999778586


   > Thanks for filing Andrew!
   > 
   > Here is a reproducer test case:
   > 
   > ```
   >     test_utf8!(
   >         ilike_utf8_scalar_regex,
   >         vec!["%%%"],
   >         vec![r#"\%_\%"#],
   >         ilike_utf8,
   >         vec![true]
   >     );
   > ```
   > 
   > the `... pat.replace("%", ".*") ... ` areas might need to consider a leading `\` to know to _not_ make the `.*` replacement
   
   I guess that's the same as 
   https://github.com/apache/arrow-rs/issues/415 ?
   
   Do you think so as well?


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