[FLINK-34048] Support session window agg in table runtime instead of using legacy group window agg op

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.19.0
• Fix Version/s: 1.19.0
• Component/s: Table SQL / Runtime
• Labels: pull-request-available
• Assignee: xuyang
• Reporter: xuyang
• Created: 10/Jan/24 08:20
• Updated: 25/Jan/24 15:39
• Resolved: 25/Jan/24 09:35

Description

We not only need FLINK-24024  to support session window agg in planner, but also need to support it in runtime.

This subtask only resolves the session window agg with TimeAttributeWindowingStrategy.

Issue Links

• blocks: FLINK-34100 Support session window table function without pulling up with window agg
• is blocked by: FLINK-34049 Refactor classes related to window TVF aggregation to prepare for non-aligned windows
• relates to: FLINK-24024 Support session Window TVF
• links to: GitHub Pull Request #24150