[SPARK-29743] sample should set needCopyResult to true if its child is

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.3.0, 2.3.4, 2.4.4, 3.0.0
• Fix Version/s: 2.4.5, 3.0.0
• Component/s: SQL
• Labels: correctness
• Assignee: Wenchen Fan
• Reporter: Wenchen Fan
• Created: 04/Nov/19 15:00
• Updated: 02/Mar/20 22:06
• Resolved: 04/Nov/19 19:03

Issue Links

• links to: GitHub Pull Request #26387