[FLINK-22715] Implement streaming window assigner tablefunction operator

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Implemented
• Affects Version/s: 1.14.0
• Fix Version/s: 1.14.0
• Component/s: Table SQL / Runtime
• Labels: pull-request-available
• Assignee: Jing Zhang
• Reporter: Jing Zhang
• Created: 19/May/21 13:20
• Updated: 28/Aug/21 12:23
• Resolved: 27/Jul/21 02:39

Description

The operator is relates to FLINK-22714 ,it's a simple operator which only works as window assigner, and emit per record. It is different from `StreamExecWindowTableFunction` at emit behavior, `StreamExecWindowTableFunction` should emit at the end of window, while this operator emit by per record.

Issue Links

• links to: GitHub Pull Request #16521