July 6, 2022
- LEAD ARTICLE: SQL 101 – DML recap – Between and In Predicates
- FEATURED ARTICLE: Introducing Free-Format RPG IV, Part 3
- NEWS HIGHLIGHT: Object Management Group® Announces Responsible Computing with Founding Members IBM and Dell
- FEATURED EVENT: OCEAN TechCon22 will be taking place July 21-23, 2022!
- WEBCAST: Low Code: A Digital Transformation of Supply Chain and Logistics
- FEATURED VIDEO: Barcode400
By Rafael Victória-Pereira
It will go over the SELECT, INSERT, UPDATE, and DELETE statements. However, this chapter won’t discuss the syntax of these statements. Here we will explain how you can write shorter and clearer statements by resorting to a few keywords that you might not be aware of. If you want to play around with the examples, be sure to restore the UMADB library. .
I’m going to assume that you’re familiar with the most commonly used DML statements and will not explain their syntax in depth, as they were previously covered in this series, starting here. Instead, I’ll focus on some details that can simplify the statements—for instance, shorter “implementations” of concepts. Having said that, let’s start with two…
Programming Style Issues
By Jim Martin
Editor's Note: This article is excerpted from chapter 4 of Free-Format RPG IV: Third Edition, by Jim Martin.
Many books and articles have covered the subject of programming with style. RPG hasn’t played much of a role in style discussions, due mainly to the fixed-format nature of its calculations. Now, with free format, RPG programmers can, and should, pay attention to matters of style. With that goal in mind, here are some points to remember as you get started coding in free-format RPG IV.
Explore the main considerations you should be aware of before embarking on a (migration or modernization) project. Take a deeper dive into business motivations and factors that could potentially influence your decision to migrate or modernize your existing IT platform and its risks.
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