[SPARK-6138] Enhance the `toArray` method in `SizeTrackingVector`

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.4.0
• Component/s: Spark Core
• Assignee: Wenchen Fan
• Reporter: Wenchen Fan
• Created: 03/Mar/15 10:37
• Updated: 03/Mar/15 12:12
• Resolved: 03/Mar/15 12:12

Description

Use array copy instead of `Iterator#toArray` to make it more efficient.

Issue Links

• links to: [Github] Pull Request #4825 (cloud-fan)