06 RPGLE – Built-in functions
This module covers detailed explanation and the usage of the built-in functions of the RPGLE programming language. RPGLE offers a wide range of Built-in functions to perform various tasks. Built-in functions have a pre-defined logic, which accept some input parameters and executes the logic and returns the result. They start with % symbol like %CHECK, […]
05 – Introduction to RPGLE Programming
This module covers an overview of the programming in RPGLE. The learners will be introduced to all the flavours of coding(fixed/free). The different execution environments are introduced to the learners. ILE and OPM are the approaches to programming in IBM i. This module focusses on coding the RPGLE programs in the OPM environment. RPGLE is […]
04 – SQL way of creating and maintaining Database objects
This module covers the creation, maintenance and data manipulation of the database objects and different methods of querying the data from these objects using the SQL(Standard Query Language) Method. IBM has improvised the database on the SQL side to take the advantage that SQL provides. Advantages of using SQL: Data Centric applications: Way of using […]
14- RPGLE – Using C procedures to manipulate IFS files
To manipulate IFS files in RPGLE using C procedures, you can utilize C APIs like open(), read(), write(), and close(). These APIs allow you to perform operations such as creating, opening, reading, writing, and closing IFS stream files. Here’s a brief overview: Creating and Opening Files: Use the open() API to create or open an […]
12 – RPGLE – Error Handling
In RPGLE (RPG IV), effective error handling is crucial for creating robust and reliable programs. Here are some common strategies and techniques for handling errors in RPGLE: 1. Using the *PSSR Subroutine The *PSSR subroutine is a special error-handling routine that gets executed automatically when an error occurs in the program. rpg **FREE // Declare […]
11 – Embedded SQL Programming
Embedded SQL in RPGLE allows you to incorporate SQL statements directly within your RPG programs. This powerful feature combines the strengths of both SQL and RPGLE, making it easier to perform complex database operations. Here’s an overview of how to use embedded SQL in RPGLE: 1. Introduction to Embedded SQL Embedded SQL: SQL statements are […]
