Murach's Structured COBOL
Chapter 14 How to work with indexed files
COBOL for indexed files 456
How to code Select statements 456
File status codes 458
How to code the Open, Close, Read, Write, and Rewrite statements 460
How to code the Start statement 462
How to code the Delete statement 462
A sequential file creation program 464
The program specifications 464
The structure chart 464
The COBOL code 466
A random maintenance program 470
The program specifications 470
The structure chart 472
The COBOL code 474
How to test and debug random update and maintenance programs 482
How to work with alternate indexes 484
How to code Select statements 484
How to code Start and Read statements 486
How to process an alternate index sequentially 488
How to process an alternate index randomly 490
Other processing techniques 492
How to use dynamic processing 492
How to use skip-sequential processing 494
Perspective 496
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