[SPARK-28177] Adjust post shuffle partition number in adaptive execution

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.3
• Fix Version/s: 3.0.0
• Component/s: SQL
• Assignee: Carson Wang
• Reporter: Carson Wang
• Created: 26/Jun/19 22:38
• Updated: 10/Apr/20 08:57
• Resolved: 04/Jul/19 09:03

Description

Implement a rule in the new adaptive execution framework introduced in SPARK-23128. This rule is used to adjust the post shuffle partitions based on the map output statistics.

Issue Links

• links to: GitHub Pull Request #24978