Chapter 1 Introduction - Director Program

This chapter presents an overview of Teradata Director Program (TDP), which is installed on an IBM compatible mainframe computer running the z/OS or VOS3 operating systems. The intention of this chapter to provide the vocabulary and background necessary to understand the information in subsequent chapters.

This chapter describes the following:

TDP’s Role in a Teradata System

Security Considerations

Logical-hosts, Channel Processors, Network Processors, and Session Processors

Call-Level Interface (CLI) in a Teradata System

Teradata Sessions

Teradata Session Requests

Externally Coordinated Commit