Hi Parthima,
Yes, we can rename the table in the Properties window when you create data source view. Besides, here has a MSDN tutorial about how to create a report model preoject that might helpful for you, please see:
http://msdn.microsoft.com/en-us/library/ms167048(v=sql.90).aspx

If you have any questions, please feel free to ask.
Regards,
Charlie Liao
Charlie Liao
TechNet Community Support
