[ARROW-585] [C++] Define public API for user-defined data types

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/16217
• Assignee: Wes McKinney
• Reporter: Wes McKinney
• Created: 26/Feb/17 22:40
• Updated: 11/Jan/23 07:09
• Resolved: 26/Feb/19 02:09

Description

This will include:

• Implementing a subclass of DataType
• A "fallback" mechanism for receivers that do not understand our custom metadata
• Implementing a serializer interface for custom metadata (to be send and received in an IPC setting)

Issue Links

• is related to: ARROW-5255 [Java] Implement user-defined data types API
• is related to: ARROW-5342 [Format] Formalize extension type metadata in IPC protocol
• links to: GitHub Pull Request #3694