[SPARK-48947] Use lowercased charset name to decrease cache missing in Charset.forName

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0
• Component/s: SQL
• Labels: pull-request-available
• Assignee: Kent Yao
• Reporter: Kent Yao
• Created: 19/Jul/24 09:30
• Updated: 15/Aug/24 05:22
• Resolved: 15/Aug/24 05:21

Issue Links

• links to: GitHub Pull Request #47420