The Problem with Polymorphic Audit Logs In B2B SaaS engineering at Smart Tech Devs, maintaining a robust audit trail—tracking exactly who changed what, and when—is often a hard compliance requirement. The standard Laravel approach involves using polymorphic relations to a central audits table, creating a new row for every single model update. When your platform scales to millions of rows in core tables like invoices or users , this auditing strategy collapses. Your central audits table becomes massive, indexing it chokes your database, and prunning old data becomes an expensive locking operation. Furthermore, standard logging often captures the entire model state rather than just the changeset, wasting precious disk space. To build durable architecture, we must utilize the power of **PostgreSQL JSONB**. Enter JSONB compact Changesets PostgreSQL's JSONB data type allows us to store unstructured, indexed JSON data efficiently.…