Hi All Unable to load data in power bi desktop. Loading data model shows for long hours.

HI Alankar,

Can you please share more detailed information about your scenario? It should help us clarify your scenario and test to troubleshoot.

How to Get Your Question Answered Quickly  

Any advanced operation(merge, cross table calculation, custom function, iterator) that applies in query editor? If that is the case, you can take a look at the following link to use the buffer functions to improve calculation performance:

Nested functions and Table.Buffer() - Exceed

Regards,

Xiaoxin Sheng