Murach's Mainframe COBOL

Chapter 21 How to use DB2 to develop database programs
DB2 and the relational database model 626
How a relational database is organized 626
How the tables in a relational database are related 628
How to use SQL to work with a DB2 database 630
Introduction to Structured Query Language 630
How to retrieve data from a single table 632
How to join data from two or more tables 634
How to create and work with result tables using embedded SQL 636
A DB2 inquiry program 638
The interactive screen 638
The DCLGEN output 640
The structure chart 642
The COBOL listing 644
How to develop a COBOL program that accesses DB2 data 650
Perspective 652
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Murach's Mainframe COBOL

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