postgresql Archives - Page 4 of 8

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

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

Beyond Lat/Lon: A Pro Guide to Mastering PostGIS on PostgreSQL

May 16, 2026

Learn how to move beyond basic latitude and longitude storage. This guide covers PostGIS installation, GEOGRAPHY vs GEOMETRY types, and how GIST indexing can make your spatial queries 100x faster.

Database

Zero-Downtime Database Upgrades: A Survival Guide to Blue-Green Deployment

May 16, 2026

Forget the 2 AM panic. I walk through how to use Blue-Green deployment and logical replication to upgrade PostgreSQL and MySQL with zero downtime and total control.

Networking

6 Months with Zabbix: A Real-World Guide to Proactive Network Monitoring

May 13, 2026

A production-hardened guide to Zabbix 7.0. From installing on Ubuntu 24.04 to configuring SNMP and stopping alert storms, this is everything I learned in my first 6 months of usage.

Database

Mastering Database Branching with Neon: No More 2 AM Production Disasters

May 10, 2026

Tired of production migrations failing due to 'data gaps'? Discover how Neon's database branching lets you test against real production data in isolated, instant environments.

Database

PostgreSQL Disaster Recovery: Why You Need Barman When Your Database Dies at 2 AM

May 10, 2026

A professional guide to PostgreSQL Disaster Recovery. Learn why pg_dump is insufficient for production and how to implement Barman for sub-minute data recovery.