PostgreSQL

A hands-on guide to diagnosing slow PostgreSQL queries with EXPLAIN ANALYZE, fixing bad estimates, tuning joins, and applying patterns that hold up under real traffic.

Keyboard shortcuts, ER diagrams, data export, query managers, and team workflows that make DBeaver your fastest path from question to answer in Postgres.

Learn how B-tree, GIN, partial, and composite indexes work in PostgreSQL, when to use each type, and how to avoid the indexing mistakes that slow production databases.