Error & Message Handling
Error and message handling in CL (Control Language) programming on IBM i is crucial...
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File Operations
CL, unlike RPG where all types of files are supported, does not support all...
Operations and Functions
Built In Functions Introduction: Built-in function is a function that is already available in...
Data Definition Language
Data definition language (DDL) is described in the form of SQL which creates, alters,...
Field Reference Files
In AS400, Field Reference file or simply a Reference file is nothing but a...
Physical and Logical Files
Introduction In AS400, a physical file is a fundamental database object used for storing...
Externally Described Files
An externally described file in IBM i (Formerly AS/400 or iSeries) refers to a...
Integrated File System
Integrated File System (IFS) in AS/400 (IBM i) is a feature that allows you...
Source Files and Types
In context with IBM i, a source file is a structured container for housing...
