This example backs up user RDAREAs (RDAREA01 and RDAREA02) using the differential backup facility. The example assumes that a full backup has already been made with -d a specified.

 
pdcopy -m C:\rdarea\mast\mast01 -M r -g backupg1 -b C:\pdcopy\backup02
-d -K C:\pdcopy\admfile -o C:\pdcopy\rfile
 

Explanation

-m: Specifies the name of the first HiRDB file in the master directory RDAREA.

-M: Specifies the reference-possible mode as the backup acquisition mode.

-g: Specifies the name of the differential backup group. Specification of (S) is not required.

-b: Specifies the name of the backup file (differential backup file name).

-d: Specifies the backup type (this example specifies -d to make a differential backup).

-K: Specifies the name of the HiRDB file system area used to store the differential backup management file.

-o: Specifies the name of the historical file for differential backups.