Scaling PostgreSQL for Multi-Tenant SaaS: From Millions to Billions of Rows
Every transaction, audit log, and activity compounds across tenants. The question was never if we’d hit scale problems. It was only ever when, and whether we’d be prepared. Here’s how we evolved our PostgreSQL architecture to handle it. THE PROBLEM When Growth Starts Hurting In the early stages of Ankpal ERP, a single database works…