[IMPALA-12147] Allow collections of fixed length types as non-passthrough children of unions

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Implemented
• Component/s: Backend, Frontend
• Epic Color: ghx-label-11
• Assignee: Daniel Becker
• Reporter: Daniel Becker
• Created: 18/May/23 14:57
• Updated: 23/May/23 12:32
• Resolved: 23/May/23 12:32

Description

IMPALA-12019 implemented support for collections of fixed length types in the sorting tuple. This was made possible by implementing the materialisation of these collections.

This opens up the possibility of allowing such collections as non-passthrough children of unions.