[ARROW-565] [C++] Examine "Field::dictionary" member

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.3.0
• Component/s: C++
• External issue URL: https://github.com/apache/arrow/issues/16201
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 16/Feb/17 14:41
• Updated: 11/Jan/23 07:09
• Resolved: 24/Feb/17 14:17

Description

tebeka noted that this member is being incorrect compared in Field::Equals

https://github.com/apache/arrow/commit/74685f386307171a90a9f97316e25b7f39cdd0a1#commitcomment-20909641

but this member isn't currently used. Now that we have DictionaryType and DictionaryArray, it's unclear if this is needed