[SPARK-34250] Add rule WindowFrameCoercion into ANSI implicit cast rules

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.2
• Component/s: Documentation, SQL
• Assignee: Gengliang Wang
• Reporter: Gengliang Wang
• Created: 26/Jan/21 16:10
• Updated: 10/Feb/21 03:01
• Resolved: 10/Feb/21 03:01

Description

To make review easier, the rule WindowFrameCoercion is not added to ANSI implicit cast rules in PR https://github.com/apache/spark/pull/31349
We should add it back and add new test cases.