[ARROW-13220] [C++] Add a 'choose' kernel/scalar compute function

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 6.0.0
• Component/s: C++
• Labels: kernel pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/18727
• Assignee: David Li
• Reporter: David Li
• Created: 30/Jun/21 15:12
• Updated: 11/Jan/23 08:31
• Resolved: 04/Aug/21 17:04

Description

Emulate SQL's choose or (a very limited subset of) NumPy's choose.

Issue Links

• is a child of: ARROW-8894 [C++] C++ array kernels framework and execution buildout (umbrella issue)
• is related to: ARROW-10640 [C++] An "if_else" kernel to combine two arrays based on a mask
• is related to: ARROW-13064 [C++] Add a general "if, ifelse, ..., else" kernel ("CASE WHEN")
• links to: GitHub Pull Request #10642