[SPARK-29083] Speed up toLocalIterator with prefetching when enabled

• Type: Improvement
• Status: In Progress
• Priority: Trivial
• Resolution: Unresolved
• Affects Version/s: 3.1.0
• Component/s: Spark Core, SQL
• Assignee: Holden Karau
• Reporter: Holden Karau
• Created: 14/Sep/19 02:35
• Updated: 10/May/20 00:18

Description

As a follow up to SPARK-27659 see if we can do the same thing in Scala.

Issue Links

• links to: [Github] Pull Request #28488 (oleg-smith)