[ARROW-13576] [C++][Compute] Replace ExecNode::InputReceived with ::MakeTask

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 6.0.0
• Component/s: C++
• Labels: pull-request-available query-engine
• External issue URL: https://github.com/apache/arrow/issues/29223
• Assignee: Alexander Ocsa
• Reporter: Ben Kietzman
• Created: 05/Aug/21 20:01
• Updated: 11/Jan/23 08:34
• Resolved: 12/Oct/21 18:21

Description

Instead of immediately pushing to outputs, ExecNodes should package their work into tasks and defer execution to allow more sophisticated external scheduling. This will also relieve pipeline breaking ExecNodes of the responsibility to ensure their work is correctly parallelized.

Issue Links

• is a child of: ARROW-12633 [C++] Query engine umbrella issue
• links to: GitHub Pull Request #11210