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Install and Configure MySQL 8 on Ubuntu: A Detailed A-Z Guide

By admin March 19, 2026

Looking to install and configure MySQL 8 on Ubuntu? This article provides a detailed step-by-step guide to setting up a powerful and secure database server, along with practical experience for performance optimization.

Database

Guide to Installing and Optimizing MongoDB for Production Environments

By admin March 14, 2026

Deploying MongoDB in a production environment is more than just basic installation. This article analyzes common issues, core causes, and provides detailed guidance on installation, Replica Set configuration, indexing optimization, security enhancement, and scaling with Sharding, helping your application run stably and efficiently.

Database

How to Install and Configure PostgreSQL Streaming Replication: Real-time Data Synchronization between Primary and Standby

By admin March 13, 2026

Learn how to set up PostgreSQL Streaming Replication for High Availability and Disaster Recovery. A step-by-step guide to configuration and data synchronization between Primary and Standby.

MySQL

MySQL Server Security: Essential Steps to Protect Production Data

By admin March 13, 2026

MySQL server security is vital for protecting production data. This article compares security methods, from basic configuration to SSL/TLS implementation and firewalls. It provides detailed steps to ensure the safety of your database.

MySQL

Setting Up and Configuring ProxySQL: A Connection Pooler and Load Balancer Solution for MySQL Production

By admin March 12, 2026

ProxySQL is a powerful connection pooler and load balancer that optimizes performance and stability for MySQL production. This article provides a guide to basic and advanced installation and configuration, along with practical tips for effective ProxySQL deployment, addressing connection management and load distribution issues.

MySQL

MySQL Full-Text Search: The Secret to Super-Fast and Accurate Search for Your Applications

By admin March 11, 2026

Search functionality is vital for many applications, but `LIKE` often leads to poor performance. This article guides you on using MySQL Full-Text Search to build super-fast, effective search with relevance ranking directly within your database.

Database

Optimizing PostgreSQL Queries with EXPLAIN ANALYZE: Analyzing and Improving Query Performance

By admin March 8, 2026

Learn how to use EXPLAIN ANALYZE in PostgreSQL to read execution plans, analyze slow queries, and optimize performance with the right indexes. This guide goes from a 5-minute quick start to advanced techniques like covering indexes, composite indexes, and auto_explain.

Database

Setting Up and Configuring Redis Sentinel: High Availability for Redis in Production

By admin March 7, 2026

A practical guide to setting up a 3-node Redis Sentinel cluster for high availability in production: configuring master-replica replication, automatic failover, connecting applications through Sentinel, and common operational pitfalls.

MySQL

MySQL Database Backup and Restore: Practical Lessons from Production

By admin March 6, 2026

A practical guide to MySQL database backup and restore based on real experience with a 50GB production database. Compares mysqldump, mysqlpump, and XtraBackup, with automation scripts and the 3-2-1 backup strategy.

Database

PostgreSQL Backup Done Right: Strategy, Automation, and Real-World Restore Testing

By admin March 4, 2026

PostgreSQL backup isn't just about running pg_dump and walking away — the more critical part is regular restore testing and monitoring backup file integrity. This post shares a battle-tested workflow with automation scripts, a comparison of pg_dump vs pg_basebackup, and a complete checklist to make sure your backups actually work when it counts.