[SPARK-42942] Support coalesce table cache stage partitions

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.5.0
• Component/s: SQL
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: XiDuo You
• Created: 28/Mar/23 02:03
• Updated: 18/Oct/23 00:17

Description

If people cache a plan which holds some small partitions, then we can coalesce those just like what we did for shuffle.

Issue Links

• links to: GitHub Pull Request #40574