[SPARK-34047] save tree models in single partition

• Type: Improvement
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 3.2.0
• Fix Version/s: 3.2.0
• Component/s: ML
• Assignee: Ruifeng Zheng
• Reporter: Ruifeng Zheng
• Created: 08/Jan/21 09:18
• Updated: 21/Jan/21 02:30
• Resolved: 21/Jan/21 02:30

Description

Should save tree models only in one partition, like other alg impls.

Issue Links

• links to: [Github] Pull Request #31090 (zhengruifeng)