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.
This section provides introductory, conceptual, and guidance information about how to use OS/400 application programming interfaces (APIs) with your application programs.
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.
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.
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
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)
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
We have been collecting your city and zipcodes and are now ready to start posting the compiled lists. Let us
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
This program displays a screen, gets input then submits itself to batch passing paramaters to print a report.
This program SQLRPGLE searches all tables in a library for a selected field. It writes these fields to a table
One of the more powerful tools for iSeries programmers is the user space. Many IBM list APIs use a user