Performance & Tuning

PostgreSQL Indexes Explained: How to Choose the Right One

Michael Patrick McCoy

PostgreSQL offers multiple index types, each optimized for different query patterns and data shapes. Understanding which one to use is one of the highest-ROI skills in database engineering.


Read More

Many Single-Column Indexes vs One Multi-Column Index

Michael Patrick McCoy

Indexing is one of the most misunderstood areas of PostgreSQL performance tuning. Developers often assume that “more indexes = faster queries.” This article explains when multiple single-column indexes make sense, when a multi-column index is better, and how PostgreSQL decides.


Read More