[ARROW-17847] [C++] Support unquoted decimal in JSON parser

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 9.0.0
• Fix Version/s: 10.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/20431
• Assignee: Jin Shang
• Reporter: Jin Shang
• Created: 26/Sep/22 15:33
• Updated: 11/Jan/23 11:56
• Resolved: 28/Sep/22 16:53

Description

Add an option to parse decimal as unquoted numbers in JSON

Support both quoted and unquoted decimal in JSON parser automatically.

Issue Links

• links to: GitHub Pull Request #14242