[SPARK-20674] Support registering UserDefinedFunction as named UDF

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.1
• Fix Version/s: 2.2.0
• Component/s: SQL
• Assignee: Reynold Xin
• Reporter: Reynold Xin
• Created: 09/May/17 06:27
• Updated: 09/May/17 16:25
• Resolved: 09/May/17 16:25

Description

For some reason we don't have an API to register UserDefinedFunction as named UDF. It is a no brainer to add one, in addition to the existing register functions we have.

Issue Links

• links to: [Github] Pull Request #17915 (rxin)