[SPARK-23873] Use accessors in interpreted LambdaVariable

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.0
• Fix Version/s: 2.4.0
• Component/s: SQL
• Assignee: L. C. Hsieh
• Reporter: L. C. Hsieh
• Created: 05/Apr/18 03:56
• Updated: 16/Apr/18 20:46
• Resolved: 16/Apr/18 20:46

Description

Currently, interpreted execution of LambdaVariable just uses InternalRow.get to access element. We should use specified accessors if possible.

Issue Links

• links to: [Github] Pull Request #20981 (viirya)