Upgrade Guide for DB2 UDB for z/OS > Upgrading a Database from the Mainframe > Preparing the z/OS Host Environment >

Prerequisites for Upgrade Procedures on the z/OS Host

The user who performs upgrade procedures on the z/OS host requires the following authorities and access:

• A thorough understanding of zSeries architecture, JCL, and TSO functions and navigation.
• A TSO account with the authorization to allocate/create datasets on the z/OS host using the high-level qualifier specified in the FTP script.
• Access to the DB2 source and target system.
• DB2 authorities to create DB2 objects and create DB2 VSAM datasets.
• Grant and Bind authority.
• DB2 Workload Manager refresh authority.

This user must have the following information:

• The dataset name high-level qualifier (DSNHLQ) that you replaced SIEBELQ1 with in the FTP script. The DSNHLQ must be less than or equal to 18 characters in length and may contain multiple nodes separated by periods. Each node can be between one and eight characters in length. A node more than eight characters long will cause the job to fail.
• The default JOBCLASS=Q. Make sure you use the correct job class in the generated jobcards.