Magento 2 Customer Segments: The Hidden Performance Killer
php
dev.to
If you've ever profiled a slow Magento 2 store and found mysterious database queries eating hundreds of milliseconds on every page load, customer segments are often the culprit. They're powerful. They're flexible. And they're one of the most underestimated performance drains in the entire platform. This post dives deep into how customer segments work, why they're expensive, and what you can do about it without sacrificing the personalization they enable. What Are Customer Segments?