RFC: Derived column support in Iceberg spec

[ScrapCodes]

Proposed Change

Please see the proposal doc attached for details.

Proposal document

https://docs.google.com/document/d/1u93kyIrTc8bt9VSTB4O0GM9S7zuXekqixJR6Id2FZC4

Specifications

• Table
• View
• REST
• Puffin
• Encryption
• Other

[EshwarCVS]

Could someone please assign it to me

I would like to expand the PRD and work on it. Thanks.