Blog
Creating data champions, by giving people the ability to easily automate and manage a company’s entire data pipeline, to get answers instantly.
Webhook Database Design: Events, Deliveries, and Retries
Design a webhook database schema that separates events, deliveries, and attempts. Explore PostgreSQL constraints, safe retries, transactional outboxes, and idempotency.
Recurring Appointment Database Design: A Practical Guide
How to Design a Database for Recurring Appointments and Schedule Exceptions A customer books a workshop every Wednesday at 9:00 AM. Three weeks later, the instructor moves one session to Thursday. The following week is canceled because the building is closed....
Designing Database Imports Without Losing Data Identity
How to Design a Database for External Data Imports Without Losing Identity A company imports customer records from three systems. The CRM contains [email protected]. The billing platform contains [email protected]. An older marketplace export contains the same...
Snapshot Data Modeling for Historical Database Records
Why Historical Records Need Snapshots, Not Live References A customer places an order on Monday. On Friday, they update their delivery address. Nothing unusual has happened. Yet when support opens Monday’s order, the system now shows Friday’s address. The database is...
How to Model Approval Workflows in a Database
How to Model Approval Workflows in a Database Without Boolean Chaos A supplier application has been approved. Then its bank details change. Is the supplier still approved? The answer sounds like a business-policy question, but it quickly becomes a database design...
Effective Dated Reference Data: Preserve Database History
When Reference Data Changes: Designing Database Codes That Preserve History A shipping database contains an order from 2022 with the delivery method EXP. Today, EXP means “Express Delivery — next business day.” But in 2022, the same code meant “Express Delivery —...