[SPARK-19441] Remove IN type coercion from PromoteStrings

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.2.0
• Component/s: SQL
• Target Version/s: 2.2.0
• Assignee: Xiao Li
• Reporter: Xiao Li
• Created: 03/Feb/17 05:52
• Updated: 07/Feb/17 02:00
• Resolved: 07/Feb/17 02:00

Description

The removed codes are not reachable, because `InConversion` already resolve the type coercion issues.

Issue Links

• links to: [Github] Pull Request #16783 (gatorsmile)