[SPARK-19951] Add string concatenate operator || to Spark SQL

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.3.0
• Component/s: SQL
• Target Version/s: 2.3.0
• Assignee: Takeshi Yamamuro
• Reporter: Herman van Hövell
• Created: 14/Mar/17 18:18
• Updated: 12/May/17 16:57
• Resolved: 12/May/17 16:57

Description

It is quite natural to concatenate strings using the

{||}

symbol. For example: select a || b || c as abc from tbl_x. Let's add to Spark SQL.

Issue Links

• links to: [Github] Pull Request #17711 (maropu)