Subfiles are specified in DDS for a display file to allow you to handle multiple records, same type on the display. A subfile is a group of records read/written to a display.
The integrated file system is a part of OS/400© that lets you support stream input/output and storage management similar to personal computer and UNIX© operating systems
Many examples/tips to make programming on the IBM system i much more enjoyable. These tips written in RPGLE, SQLRPGLE, CLLE are free to use and modify as see fit.
Various examples of using SQL on IBM system i - DB2 tables. This section includes both stand alone examples and embedded within SQLRPGLE & CLLE using QSHELL.
This section provides introductory, conceptual, and guidance information about how to use OS/400 application programming interfaces (APIs) with your application programs.
Data queues are a type of system object (type *DTAQ) that you can create and maintain using OS/400 commands and APIs. They provide a means of fast asynchronous
When I was a young programmer, there existed a group of people known as Operators.... They were responsible for keeping the OS updated, Monitoring the system for errors, printing
Qshell is a command environment based on POSIX and X/Open standards made up of the shell interpreter (or qsh) and QSHELL utilities (or commands)
This program example runs in a loop looking for jobs in message wait.(*MSGW) when one is found the program loops
The Sort (QLGSORT) API provides a generalized sort function that can be directly called by any application program. This API
Simple example of a program displaying a window showing job information of the person locking the record the program is
This program reads multiple outqueues from an Iseries table. Then performs some action on the spooled files. Uses IBM system
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This program SQLRPGLE searches all tables in a library for a selected field. It writes these fields to a table