Hi Girish,
when ever your creating aet field we have an option to display this field as a search and result view.
so you have to choose that option.
there is a check table field in right side you can provide foreign key relation also.
go through this link.. here getter method i have find the relation for the field based on that populating data.
Creating a Custom field and display it in a table view
Search Result Enhancement with custom z fields
Thanks & Regards,
Srinivas.