[ARROW-18235] [C++][Gandiva] Fix the like function implementation for escape chars

• Type: New Feature
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 11.0.0
• Component/s: C++ - Gandiva
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/33419
• Assignee: Siddhant Rao
• Reporter: Siddhant Rao
• Created: 03/Nov/22 09:47
• Updated: 11/Jan/23 11:58
• Resolved: 16/Nov/22 20:22

Description

The current conversion of sql like patterns to pcre doesn't work if the escape character is one of the special characters to pcre. Fix this by not escaping those characters if it the escape character itself.

Issue Links

• links to: GitHub Pull Request #14579