Learn RPG with Real Code Examples

Optimized for batch processing

Efficient file-based calculations

Leverage built-in DB2 integration for speed

Avoid unnecessary nested loops

Use modular subprocedures to improve maintainability

RPG programs follow IBM i security settings

Ensure proper file permissions

Control user access to sensitive data

Secure batch job submissions

Audit critical calculations

Monitor job execution on IBM i

Check report outputs for correctness

Validate calculations with sample data

Review DB2 query performance

Audit logs for critical business processes

Consistent variable and file naming

Clear modularization with subprocedures

Proper error handling

Readable calculation and report logic

Comment legacy and modern RPG code