MySQL Archives - Page 2 of 3

Migrating MySQL to PostgreSQL with pgLoader: A 2 AM Survival Guide

May 3, 2026

Migrating a production database at 2 AM is stressful. This guide shows you how to use pgLoader to automate MySQL to PostgreSQL transitions, fix data type mismatches, and resolve 'zero-date' errors.

Database

Querying MySQL, MongoDB, and CSV Directly from PostgreSQL using FDW

May 1, 2026

Tired of ETL? Learn how to use PostgreSQL Foreign Data Wrappers (FDW) to query MySQL, MongoDB, and CSV files as if they were local tables. Real-world performance tips included.

Database

Deadlock Survival Guide: Detection and Resolution in PostgreSQL vs. MySQL

April 26, 2026

Deadlocks don't have to crash your production database. Learn how PostgreSQL and MySQL handle lock contention differently and how to implement a retry strategy that survives the 2 AM traffic spike.

Database

MySQL High Availability: A Hands-On Guide to Galera Multi-Master Clusters

April 21, 2026

Build a resilient database backend using MariaDB Galera Cluster. This guide covers synchronous multi-master setup, quorum logic, and performance tuning for production environments.

Database

Recursive CTE in SQL: Handling Tree and Hierarchy Data in PostgreSQL and MySQL

April 18, 2026

Recursive CTEs let you query hierarchical data — org charts, category trees, comment threads — in a single SQL statement, without N+1 queries. This guide covers the pattern in PostgreSQL and MySQL 8.0+ with practical examples and performance tips.

Database

Data Masking in PostgreSQL and MySQL: Securing Sensitive Data for Dev and Staging

April 18, 2026

Using raw production data in Dev or Staging is a massive security risk. Learn how to implement robust Static and Dynamic Data Masking for PostgreSQL and MySQL.

Database

Database Audit Logging: Tracking Every Change in MySQL and PostgreSQL

April 15, 2026

Don't wait for a data breach to start tracking changes. Learn how to set up professional audit logging in MySQL and PostgreSQL to monitor every INSERT, UPDATE, and DELETE.

Database

Stop Polling Your Database: A Practical Guide to CDC with Debezium and Kafka

April 12, 2026

Move beyond slow, resource-heavy polling. This guide shows you how to use Debezium and Kafka to capture database changes the moment they happen.

Database

The Practical Guide to Database Connectivity: Python, Node.js, and PHP

April 11, 2026

A practical, no-nonsense guide to connecting Python, Node.js, and PHP to MySQL and PostgreSQL. Learn about drivers, secure environment variables, and how to stop SQL injection.

Database

Managing Database Transactions in SQL: Ensuring Data Consistency and Integrity

April 8, 2026

Database transactions are the mechanism that keeps your data consistent when multiple SQL statements need to succeed or fail together. This guide covers ACID properties, COMMIT/ROLLBACK, SAVEPOINTs, isolation levels, and practical patterns to avoid data corruption in production.