[FLINK-26044] Properly declare internal UNNEST function

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.15.0
• Component/s: Table SQL / Planner
• Labels: pull-request-available
• Assignee: Timo Walther
• Reporter: Timo Walther
• Created: 09/Feb/22 08:30
• Updated: 09/Feb/22 17:22
• Resolved: 09/Feb/22 17:22

Description

UNNEST is not declared as an internal function. We should declare it similar to REPLICATE ROWS.

Issue Links

• links to: GitHub Pull Request #18685