[FLINK-20750] Port stream python group aggregate nodes to Java

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.13.0
• Component/s: Table SQL / Planner
• Labels: pull-request-available
• Assignee: Huang Xingbo
• Reporter: godfrey he
• Created: 23/Dec/20 11:46
• Updated: 28/May/21 07:07
• Resolved: 14/Jan/21 01:54

Issue Links

• links to: GitHub Pull Request #14624