Originally posted by oracleman
What are the differences between these 2 RMAN syntaxes?

1.backup current controlfile;

>>>> Here you are saving the current control file which is currently open by an instance and you don't have to specify the file name and destination.


2.copy current controlfile to '.......';

>>>> Here you are saving the control file from control file to a destination file which is realy not the current control file.