November 1998
Beginner
496 pages
14h 6m
English
Content preview from Sams Teach Yourself COBOL in 24 Hours
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Hour 17Sorting
One of the tasks frequently required in business is data file sorting. Reports are created from data files in different sequences, allowing business professionals to analyze information and make sound business decisions. Sorting data frequently occurs within the normal business process. In this hour, various aspects of sorting are covered, including topics such as
• The Sort Work File
• The Sort Key
• The Using and Giving clauses
• Preprocessing Input, using the Input Procedure
• Post-Sort processing, using the Output Procedure
Sometimes data is sorted prior to being loaded to an Indexed file. As you found out in Hour 14, “Indexed Files,” you cannot Write records to an Indexed file Open for Output with Sequential access unless ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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