[SPARK-23916] High-order function: array_join(x, delimiter, null_replacement) → varchar

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.3.0
• Fix Version/s: 2.4.0
• Component/s: SQL
• Target Version/s: 2.4.0
• Assignee: Marco Gaido
• Reporter: Xiao Li
• Created: 09/Apr/18 06:33
• Updated: 25/Jun/18 10:48
• Resolved: 26/Apr/18 04:37

Description

Ref: https://prestodb.io/docs/current/functions/array.html

Concatenates the elements of the given array using the delimiter and an optional string to replace nulls.

Issue Links

• relates to: SPARK-24636 Type Coercion of Arrays for array_join Function
• links to: [Github] Pull Request #21011 (mgaido91)