16.20 - Logical Structure - Teradata Tools and Utilities

Teradata® Call-Level Interface Version 2 Reference for Mainframe-Attached Systems

prodname
Teradata Tools and Utilities
vrm_release
16.20
created_date
September 2019
category
Programming Reference
featnum
B035-2417-108K

Applications that manipulate data on Teradata Database communicate with it indirectly by means of CLIv2. The application calls CLIv2, which acts as a subroutine of the application, sharing the same environment. CLIv2 executes as part of the same job, terminal session, virtual machine, or transaction.

The following figure illustrates the logical structure of the client-server interface.