[FLINK-23306] FlinkRelMdUniqueKeys causes exception when used with new Schema

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.14.0, 1.13.2
• Component/s: Table SQL / Planner
• Labels: pull-request-available
• Assignee: Timo Walther
• Reporter: Timo Walther
• Created: 08/Jul/21 08:17
• Updated: 23/Sep/21 18:00
• Resolved: 09/Jul/21 07:33

Description

FlinkRelMdUniqueKeys should not use the deprecated `TableSchema`. It causes exceptions when e.g. sourceWatermark() is used in schema.

Issue Links

• links to: GitHub Pull Request #16425