1.2 Use Case: Data Exchange

Synchronize data between systems.

• Manual exports/imports (CSV, Excel)
• Error-prone and time-consuming
• Data not synchronized

• Automated queries via REST API
• Scheduled synchronization
• Bidirectional data exchange

ERP data → Webshop:

1. Webshop queries Gateway (product catalog)
2. Changes are detected
3. Only changed products transferred

• Real-time synchronization possible
• No manual intervention
• Audit trail via API logs