[AVRO-3280] What is minimal count of variants in a union?

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: spec
• Assignee: Unassigned
• Reporter: Askar Safin
• Created: 03/Jan/22 10:22
• Updated: 11/Jan/22 17:43

Description

What is minimal count of variants in a union? Spec is not clear on this. I think minimal count of variants should be zero. Because many programming languages support such unions (for example, Rust supports enums without variants)