[FLINK-24772] Update user document for individual window table-valued function

• Type: Sub-task
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.15.0
• Component/s: Documentation
• Labels: pull-request-available
• Release Note: Flink now supports evaluating individual window table-valued functions, so there's no limitation that a window table-valued function must be together with a window aggregate or a a window top-n or a window join.
• Assignee: Jing Zhang
• Reporter: Jing Zhang
• Created: 04/Nov/21 14:04
• Updated: 28/Dec/21 09:29
• Resolved: 28/Dec/21 09:29

Issue Links

• links to: GitHub Pull Request #17885