[ARROW-9447] [Rust][DataFusion] Allow closures as ScalarUDFs

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: Rust - DataFusion
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/25520
• Assignee: Jorge Leitão
• Reporter: Jorge Leitão
• Created: 13/Jul/20 20:55
• Updated: 11/Jan/23 08:06
• Resolved: 14/Jul/20 20:26

Description

Currently the ScalarUDF requires to be a function. However, most applications would prefer to declare a UDF as a closure.

Let's add support for this.

Issue Links

• links to: GitHub Pull Request #7740