[ARROW-12404] [C++] Implement "random" nullary function that generates uniform random between 0 and 1

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.0.0
• Component/s: C++
• Labels: good-first-issue pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/28196
• Assignee: Alex Suhan
• Reporter: Wes McKinney
• Created: 15/Apr/21 13:59
• Updated: 11/Jan/23 08:26
• Resolved: 30/Dec/21 11:47

Description

This is similar to PostgreSQL's random()

https://www.postgresql.org/docs/8.2/functions-math.html

Issue Links

• is depended upon by: ARROW-14254 [C++] Return a random sample of rows from a query
• is related to: ARROW-12533 [C++] Random real generator is slow on Arm64 Linux when built with clang
• links to: GitHub Pull Request #11864