[IMPALA-9557] Implement to_json() for complex types

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Backend
• Labels: complextype
• Epic Link: UDF support for complex types
• Epic Color: ghx-label-13
• Assignee: Unassigned
• Reporter: Gabor Kaszab
• Created: 27/Mar/20 15:19
• Updated: 22/Dec/20 21:40

Description

This built-in function should accept complex types as parameter and return a string containing that particular complex type in Json format. Check Hive for how each complex type looks like in Json.