[ARROW-10055] [Rust] Implement DoubleEndedIterator for NullableIter

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: Rust
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/26076
• Assignee: Mahmut Bulut
• Reporter: Mahmut Bulut
• Created: 21/Sep/20 14:07
• Updated: 11/Jan/23 08:10
• Resolved: 21/Sep/20 21:51

Description

Reversing doesn't take place for nullable iter for dictionary keys, so keys can't be reversed or rfolded.

Issue Links

• links to: GitHub Pull Request #8233