[SPARK-45352] Eliminate foldable window partitions

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.5.0
• Fix Version/s: 4.0.0
• Component/s: SQL
• Labels: pull-request-available
• Assignee: Mingliang Zhu
• Reporter: Mingliang Zhu
• Created: 27/Sep/23 08:12
• Updated: 08/Jan/24 09:20
• Resolved: 08/Jan/24 09:18

Description

Foldable partition is redundant, remove it not only can simplify plan, but some rules can also take effect when the partitions are all foldable, such as `LimitPushDownThroughWindow`.

Issue Links

• links to: GitHub Pull Request #43144