Deleting Unload Data Sets
When your database upgrade is completed, you no longer require the Unload data sets. Perform the following procedure to generate a list of the Unload data sets and then delete them.
Note: Before performing this procedure, you must have the 
*.siebel.exec library allocated.To delete unload data sets
- Log on to the z/OS host. 
- Enter the following command and press Enter: - TSO SBLDELDS- A list of the unload data sets to be deleted is generated. 
- Navigate to the - *.siebel.install.jcllibrary.
- Submit the JCL in the data set - &DSNHLQ.SIEBEL.INSTALL.JCL(DELULDS)to delete the Unload data sets.
- Verify that the job ran successfully with a return code of 0. For information, see Verifying JCL Upgrade Jobs.