[SPARK-45962] Remove treatEmptyValuesAsNulls and use nullValue option instead in XML

• Type: Improvement
• 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: Shujing Yang
• Reporter: Shujing Yang
• Created: 16/Nov/23 23:22
• Updated: 30/Nov/23 00:51
• Resolved: 17/Nov/23 07:27

Description

Today, we offer two available options to handle null values. To enhance user clarity and simplify usage, we propose consolidating these into a single option. We recommend retaining the nullValue option due to its broader semantic scope. 

Issue Links

• links to: GitHub Pull Request #43852
• links to: GitHub Pull Request #44082