Question

I want to copy my database mdf and ldf files programmatically and also change their names.
I tried File.Move() and “Alter database mydb modify file …” and “use master exec sp_detach_db mydb” but i recieve this error “user doesnt have permission to do this action” or other errors like this.
note that i am an administrator user.
please help me

Answer 1

Try this it will work to rename the database

sp_rename 'Test','MyTest','DATABASE'

Here Test is your old database name and MyTest is new database name.

And one thing i want to tell you is You can not change the name of your system database name.
and MYDB is system database.