DeveloperBreeze

Sql Programming Tutorials, Guides & Best Practices

Explore 14+ expertly crafted sql tutorials, components, and code examples. Stay productive and build faster with proven implementation strategies and design patterns from DeveloperBreeze.

✅ How to Disable MySQL Password Validation on Ubuntu 25.04

Tutorial May 01, 2025

Run the following command in the MySQL prompt:

UNINSTALL COMPONENT 'file://component_validate_password';

How to Move the MySQL Data Directory to a New Location on Ubuntu 25.04

Tutorial May 01, 2025

Save and exit.

AppArmor may block MySQL from accessing the new path.

How to Install PHP, MySQL, and phpMyAdmin on Ubuntu 25.04 (LAMP Stack Setup Guide)

Tutorial May 01, 2025

Composer is essential for managing PHP dependencies:

php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
php composer-setup.php
sudo mv composer.phar /usr/local/bin/composer
composer --version

MySQL Cheatsheet: Comprehensive Guide with Examples

Cheatsheet August 20, 2024
mysql

This MySQL cheatsheet provides a comprehensive overview of the most commonly used MySQL commands, complete with examples to help you quickly find the information you need. Whether you're creating and managing databases, writing queries, or handling transactions, this guide serves as a quick reference to help you work more efficiently with MySQL.

Selecting the Sum of a JSON Property in MySQL

Tutorial August 17, 2024
json mysql

When you run the above query, MySQL will return the total quantity of products ordered by all customers:

+---------------+
| total_quantity|
+---------------+
|            6  |
+---------------+