Make PostgreSQL Queries Faster | EXPLAIN Plans, Indexes & SQL Tuning Basics
No matter how advanced hardware, query planners, or AI become, users still care about one thing:
⚡ How fast does my query respond?
In this session, we open up the PostgreSQL performance beginner’s toolbox and focus on the first places to look when queries or applications slow down—and yes, in 2024, human intervention still matters.
🔍 What you’ll learn in this talk:
How to read and use EXPLAIN & EXPLAIN ANALYZE effectively
Key PostgreSQL settings to tune problem queries
When and how to use indexes (and when not to)
Basics of partitioning for performance
Practical SQL tips to improve slow queries
Tools and features to diagnose unexpected performance issues
This session is perfect for developers, DBAs, SREs, and backend engineers who want a practical, no-nonsense approach to speeding up PostgreSQL queries in real-world systems.
🎯 Walk away with actionable ideas you can apply immediately in your day-to-day PostgreSQL work.
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