[FLINK-28416] Add the new LookupFunction interface for lookup table source

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Implemented
• Fix Version/s: 1.16.0
• Component/s: Table SQL / API
• Labels: pull-request-available
• Assignee: Qingsheng Ren
• Reporter: Qingsheng Ren
• Created: 06/Jul/22 06:30
• Updated: 02/Aug/22 07:02
• Resolved: 02/Aug/22 07:02

Description

Add the new LookupFunction, AsyncLookupFunction and their related providers in place of the top-level TableFunction as the API for lookup table

Issue Links

• links to: GitHub Pull Request #20177