Hi JK,
This we can achieve by adding ( value or model) attribute under result context node or adding field under result bol entity structure by using append structure nd populating the fetching logic under enhancement CRM_BADI_RF_Q10_READ.
if you are following first approach then go through this document. In this doc i have taken value attribute as per my requirement and populating value based on relation.
Creating a Custom field and display it in a table view
if you are following second approach then go through this doc.
Search Result Enhancement with custom z fields
Thanks & Regards,
Srinivas.