Beyond Simple Counters: How to Design a Professional PV/UV Tracking System for Your Website

Struggling with how to efficiently track daily Page Views (PV) and Unique Visitors (UV) in your database? A simple `UPDATE table SET pv = pv + 1` quickly becomes a performance bottleneck. This article dives into a professional and scalable design for a PV/UV tracking system, covering everything from a fundamental two-tier table architecture to privacy-compliant IP hashing and extracting business value from User-Agents, helping you build a high-performance, data-rich analytics system.