[FLINK-28997] Add a switch to datadog reporter to use logical scope

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.16.0
• Component/s: Runtime / Metrics
• Labels: pull-request-available
• Assignee: Chesnay Schepler
• Reporter: Chesnay Schepler
• Created: 16/Aug/22 09:14
• Updated: 17/Aug/22 22:00
• Resolved: 17/Aug/22 22:00

Description

For legacy reason the datadog reporter uses the metric identifier, while for tab-based reporters it usually makes more sense to use the logical scope.
Add a switch to control this behavior.

Issue Links

• links to: GitHub Pull Request #20598