[FLINK-19737] Introduce TableOperatorWrapperGenerator to translate transformation DAG in a multiple-input node to TableOperatorWrapper DAG

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Implemented
• Fix Version/s: 1.12.0
• Component/s: Table SQL / Planner
• Labels: pull-request-available
• Assignee: godfrey he
• Reporter: godfrey he
• Created: 20/Oct/20 13:49
• Updated: 22/Oct/20 00:41
• Resolved: 22/Oct/20 00:41

Description

Transformation is not serializable, while StreamOperatorFactory is. We need to introduce another class (named TableOperatorWrapper) to store the information of a Transformation, and introduce a utility class (named TableOperatorWrapper) to convert the Transformation DAG to TableOperatorWrapper DAG.

Issue Links

• links to: GitHub Pull Request #13707