PostgreSQL EXPLAIN ANALYZE: How to Read Query Plans
Learn how to read PostgreSQL EXPLAIN ANALYZE output, compare planner estimates with actual rows, interpret loops and buffers, and diagnose slow queries.
September 12, 2026 · 9 min read
Mobin Yazdanparast
PostgreSQL Query Optimization: A Step-by-Step Guide
A practical, step-by-step workflow for PostgreSQL query optimization: find slow queries, read plans with EXPLAIN ANALYZE, apply proven fixes, and verify results.
September 6, 2026 · 13 min read
Mobin Yazdanparast
Find Unused Indexes in PostgreSQL: A Quick Guide
Learn how to find unused indexes in PostgreSQL using pg_stat_user_indexes. Improve database performance and reduce bloat with our step-by-step guide.
September 3, 2026 · 7 min read
Mobin Yazdanparast
PostgreSQL Expression Indexes Explained (With Examples)
A practical guide to the PostgreSQL expression index: syntax, the IMMUTABLE requirement, exact planner matching, JSONB and date_trunc examples, and the write-amplification trade-off.
August 31, 2026 · 9 min read
Mobin Yazdanparast
PostgreSQL Indexing: Complete Guide for Devs
A practical guide to PostgreSQL indexing strategies. Learn how to choose the right index types, optimize query performance, and avoid common pitfalls.
August 1, 2026 · 9 min read
Mobin Yazdanparast