Hi Kiran,If you need to leverage live data from an on premise database, you will have to use ArcGIS Server to publish your data as a Service. You can leverage this service within ArcGIS Online to create maps and applications.Cheers,Andrew
Check out the help regarding popups in ArcGIS Online.
Signed in members can post, follow updates, and more. New here? Register a free account.
Find useful guides, FAQs, and documents to help you navigate and make the most of Esri Community.