Pathway/iTS TCP and Terminal Programming Guide

Contents
Compaq NonStop™ Pathway/iTS TCP and Terminal Programming Guide—426751-001
ii
1. Introduction to TCP and Terminal Application
Programming (continued)
1. Introduction to TCP and Terminal Application
Programming (continued)
Development Tools and Utilities (continued)
Client/Server Development Tools
1-13
Transaction Processing Scenarios
1-13
Transaction From a Terminal
1-14
Transaction From an Intelligent Device
1-15
2. Designing Your Application
Designing Transactions 2-1
Analyzing Data Flow
2-2
Identifying Transaction Components
2-4
Protecting Transactions
2-6
Designing the Database
2-8
Logical Design
2-8
Physical Design
2-9
Database Managers
2-9
Remote Duplicate Database Facility (RDF)
2-10
Designing Requester Programs
2-10
SCREEN COBOL Requesters
2-11
IDS Requesters
2-16
Pathsend Requesters
2-18
Clients Using RSC/MP
2-19
Requesters Using GDSX
2-20
Dividing Function Between Requester and Server
2-22
Designing Server Programs
2-22
Designing Applications for Batch Processing
2-23
3. Programming for Specific Terminals
Using IBM 3270 Terminals 3-1
Screen Size
3-1
Controlling the Screen Modes
3-2
Positioning the Screen Fields
3-3
Positioning the Cursor
3-3