PostgreSQL Indexes: From First Index to Production Tuning
1 books • PUBLIC
A series on PostgreSQL indexing, how indexes work, when to use them, and how to prove it with EXPLAIN ANALYZE. Starts with single-column basics and builds through composite indexes, covering indexes, and beyond.
Learn how indexes work in PostgreSQL, why missing indexes cause slow queries, and how to use EXPLAIN ANALYZE to verify index usage. Covers Seq Scan vs Index Scan vs Bitmap Index Scan with practical examples.