From the course: Migrating COBOL Apps

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P6 application

P6 application - COBOL Tutorial

From the course: Migrating COBOL Apps

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P6 application

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- [Instructor] Let's have a look at an example of what a legacy COBOL system might look like. I've recreated some of the cobalt code I worked on many years ago in the New Zealand military. When I was supporting a personnel application known as P6. I've coded up a program to create and initialize the application files, And to load them with data from two files called P6-Tables.seed, and P6-Serials.seed. The core of the operational system is the P6 master file. Which is an index file containing a record for each serviceman or servicewoman. The original system used conventional files, but along the way around about 1980, some work was done attempting a conversion to a relational database known as IDMS. This wasn't found to be an advantage however, and the system continued to use conventional COBOL index sequential files. As a serviceman or servicewoman progresses through the military, there are a number of events that…

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