[SPARK-27152] Column equality does not work for aliased columns.

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Incomplete
• Affects Version/s: 2.4.0
• Component/s: SQL
• Labels: bulk-closed
• Assignee: Unassigned
• Reporter: Ryan Radtke
• Created: 13/Mar/19 16:13
• Updated: 12/Dec/22 18:11
• Resolved: 25/May/21 01:43

Description

assert($"zip".as("zip_code") equals $"zip".as("zip_code")) will return false

assert($"zip" equals $"zip") will return true.