[SPARK-36465] Dynamic gap duration in session window

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.2.0
• Fix Version/s: 3.2.0
• Component/s: Structured Streaming
• Assignee: L. C. Hsieh
• Reporter: L. C. Hsieh
• Created: 10/Aug/21 05:47
• Updated: 18/Aug/21 06:08
• Resolved: 16/Aug/21 02:06

Description

The gap duration used in session window for now is a static value. To support more complex usage, it is better to support dynamic gap duration which determines the gap duration by looking at the current data.

Issue Links

• links to: [Github] Pull Request #33691 (viirya)