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.

Tutorial

How to Disable MySQL Password Validation on Ubuntu 25.04

Check that the validation system is gone:

SHOW VARIABLES LIKE 'validate_password%';

May 01, 2025
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Tutorial

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

AppArmor may block MySQL from accessing the new path.

Edit AppArmor profile for MySQL:

May 01, 2025
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Tutorial

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

sudo apt install phpmyadmin php-mbstring php-zip php-gd php-json php-curl

During installation:

May 01, 2025
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Cheatsheet
mysql

MySQL Cheatsheet: Comprehensive Guide with Examples

Introduction

MySQL is a popular open-source relational database management system used by developers and businesses worldwide. It supports a wide range of operations that allow you to create, manage, and manipulate data efficiently. This comprehensive cheatsheet covers essential MySQL commands and concepts, complete with examples presented in HTML tables for easy reference.

Aug 20, 2024
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Tutorial
json mysql

Selecting the Sum of a JSON Property in MySQL

CREATE TABLE orders (
    id INT AUTO_INCREMENT PRIMARY KEY,
    customer_name VARCHAR(255),
    order_details JSON
);

Now, let's insert some sample data into the orders table. Each row will contain an order with a JSON field for order_details, which includes properties like quantity, price, and product.

Aug 17, 2024
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