[ARROW-5711] [C++] Remove BuilderPtrs from json parser

• Type: New Feature
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Component/s: C++
• External issue URL: https://github.com/apache/arrow/issues/22140
• Assignee: Unassigned
• Reporter: Ben Kietzman
• Created: 24/Jun/19 14:58
• Updated: 11/Jan/23 07:42

Description

The json parser currently uses custom builder types, which may not be adding enough performance to justify the added complexity: https://github.com/apache/arrow/pull/4165#discussion_r276694081

Remove them or benchmark the performance boost they provide