Database Archives - Page 2 of 9

Kill the Small Files Nightmare: Modernizing Data Lakehouses with Apache Iceberg

May 27, 2026

Tired of corrupted S3 folders and the 'small files' lag? Learn how Apache Iceberg brings ACID reliability, instant schema changes, and time travel to your data lakehouse.

Database

PostgreSQL Performance Analysis with pg_stat_statements: Find and Fix Slow Queries

May 25, 2026

pg_stat_statements is a built-in PostgreSQL extension that tracks aggregated execution statistics for every query — total time, call count, cache hit rate, and more. This guide walks through enabling it, querying the data to find your worst bottlenecks, and turning those stats into concrete index and query optimizations for production.

Database

Scaling Database Performance: A Practical Guide to Read Replicas in PostgreSQL and MySQL

May 24, 2026

Is your database hitting 100% CPU? This guide shows you how to implement Read Replicas in PostgreSQL and MySQL to offload traffic and keep your app fast.

Database

Scaling PostgreSQL Beyond a Single Node: A Practical Citus Guide

May 24, 2026

Is your PostgreSQL database hitting its limits? Learn how to scale horizontally using Citus to distribute data across multiple nodes and run parallel queries for massive performance gains.

Database

Soft Delete Pattern in Database: Safe Record Deletion, Recovery, and Index Optimization with PostgreSQL and MySQL

May 21, 2026

Soft delete pattern lets you mark records as deleted instead of physically removing them — enabling safe recovery, audit trails, and GDPR-compliant data retention. This guide covers practical implementation in PostgreSQL and MySQL, including partial indexes, unique constraint handling, and cleanup strategies.

Database

Optimistic Locking vs Pessimistic Locking: Handling Concurrent Database Access in Real Applications

May 20, 2026

After six months of handling race conditions in a production e-commerce app, here's a practical breakdown of optimistic vs pessimistic locking — when to use each, the real trade-offs, and working Python/PostgreSQL code you can drop into your project.

Database

Database Testing with pgTAP in PostgreSQL: A Guide to Unit Testing Functions, Triggers, and Schema

May 20, 2026

Learn how to use pgTAP to write native unit tests for PostgreSQL. This guide covers testing database schema, functions, and triggers to ensure your data logic remains robust and bug-free.

Database

Defeating Cache Penetration: Why I Switched to Redis Bloom and Cuckoo Filters

May 18, 2026

Is your database crashing from cache misses? Discover how Redis Bloom and Cuckoo Filters can block bot attacks and save your backend from Cache Penetration.

Database

PostgreSQL Bulk Imports: How to Move Millions of Rows Without the Wait

May 17, 2026

Tired of slow database migrations? Learn how to use the COPY command, multi-row inserts, and WAL tuning to import millions of records into PostgreSQL in minutes.

Database

MySQL on Fire: Rescuing Production with Percona Toolkit

May 17, 2026

Database meltdowns don't have to be disasters. Learn how to use Percona Toolkit to identify slow queries, change schemas without downtime, and fix replication drift in high-load MySQL environments.