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This Week @ the MC Press Bookstore

July 15, 2009 | Vol 8 Issue 14

 

In This Issue:

Feature Article - Programming
 
Use a Logical File Layer to Minimize Recompiles from Field Additions

When you add a field to a file, you do not have to recompile all programs that access the data.

sam_lennonBy Sam Lennon

Traditionally, if you add a field to a physical file, you have to recompile all programs that use that physical file definition. Generally, you also need to recompile all programs that use logical files over the physical. But with some planning, you can avoid many of these recompiles, thereby shortening and simplifying the installation. And without level checks.


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Feature Article - Programming
 
Use String Manipulation Built-In Functions to Process External Files

With the right RPG tools, you can make the most challenging data manipulation project fun.

tom_snyderWritten by Tom Snyder

Dealing with interface files from external systems is always an involved exercise in data validation. It's also a prime opportunity for using the string manipulation built-in functions (BIFs) available in RPG ILE.


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