[SPARK-40933] Reimplement df.stat.{cov, corr} with built-in sql functions

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: SQL
• Assignee: Ruifeng Zheng
• Reporter: Ruifeng Zheng
• Created: 27/Oct/22 09:45
• Updated: 12/Dec/22 18:11
• Resolved: 29/Oct/22 08:57

Issue Links

• links to: [Github] Pull Request #38411 (zhengruifeng)