[FLINK-14208] Optimize Python UDFs with parameters of constant values

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Resolved
• Fix Version/s: 1.10.0
• Component/s: API / Python
• Labels: pull-request-available
• Assignee: Huang Xingbo
• Reporter: Dian Fu
• Created: 25/Sep/19 10:09
• Updated: 12/Oct/19 15:26
• Resolved: 12/Oct/19 15:26

Description

We need support Python UDFs with parameters of constant values. It should be noticed that the constant parameters are not needed to be transferred between the Java operator and the Python worker.

Issue Links

• links to: GitHub Pull Request #9858