Green field vs Brown field approach with Margin analysis COPA

Hello community,

Could you clarify whether the translation attack from ECC to SAP HANA with nary different important changes oregon improvements, but includes changing from costing-based COPA to Margin Analysis 
is inactive considered a brownfield attack oregon greenfield?

My knowing is that a brownfield attack involves migrating the existing setup to HANA arsenic portion of an method upgrade. Does this brownfield attack besides screen caller COPA borderline analysis, and however volition the existing information and configuration beryllium migrated into borderline investigation nether this approach?

Regards,