Architect's Guide

Oct 31, 2026 · Databases

4 Patterns for MySQL-Redis Cache Consistency: Trade-offs Explained

This article explains why cache inconsistency occurs between MySQL and Redis, then analyzes four update patterns—delete-then-update, update-then-invalidate, read/write-through, and write-behind—detailing their execution flows, consistency guarantees, and trade-offs to help choose the best fit for your scenario.