[SPARK-11214] Join with Unicode-String results wrong empty

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.5.1
• Component/s: PySpark, SQL
• Assignee: Josh Rosen
• Reporter: Hans Fischer
• Created: 20/Oct/15 14:59
• Updated: 08/Jan/16 23:53
• Resolved: 08/Jan/16 09:05

Description

I created a join that should clearly result in a single row but return: empty. Could someone validate this bug?

hiveContext.sql('SELECT * FROM (SELECT "c" AS a) AS a JOIN (SELECT "c" AS b) AS b ON a.a = b.b').take(10)

result: []

kind regards
Hans