[ARROW-15435] [C++][Doc] Improve API docs coverage

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.0.0
• Component/s: C++, Documentation
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/20083
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 24/Jan/22 17:30
• Updated: 11/Jan/23 11:37
• Resolved: 27/Jan/22 15:27

Description

We don't often update the API docs when adding new APIs, so chances are some classes or functions are not exposed in the API docs. We should make a pass to find out missing APIs and add them.

Issue Links

• is related to: ARROW-15328 [C++] Streaming CSV reader missing from documentation
• links to: GitHub Pull Request #12273