طراحی دیتابیس MySQL

Import and explore the popular Sakila MySQL database to practice queries and boost your database skills with hands-on examples in Laravel.

Understand primary and foreign keys in databases—how unique identifiers and references link tables to keep your data organized and connected effortlessly.

Protect your database integrity by learning how foreign key constraints prevent orphaned records and keep your data accurate and reliable.

Learn how to define foreign key constraints in Laravel migrations to enforce relationships and keep your database consistent. Build stronger apps with ease!

Confused by MySQL join types? Learn the differences between Inner, Outer, Left, and Right Joins with clear examples to master database queries fast!

Learn to group results using MySQL aggregate functions and GROUP BY to answer real-world questions like how many movies each user rented. Boost your query skills!

Learn how to join multiple tables in one query with LEFT JOINs and explore subqueries. Simplify complex SQL in Laravel and level up your database skills!

Discover how to filter aggregated data in Laravel by finding top profitable movies and narrowing results with smart, practical queries. Boost your data skills today!

Learn one-to-one relationships in Laravel with simple examples like users and profiles. Easily connect single records across tables and level up your database skills!

Master one-to-many relationships in Laravel with clear examples like users, posts, and comments. Learn how to connect data effortlessly and boost your skills!

Learn how to master many-to-many relationships in Laravel with clear examples using posts and tags. Simplify complex database links today!

Learn how to use unique keys to prevent duplicate post-tag records in many-to-many relationships and keep your database clean and reliable.

Master database indexing with clear examples that show when and how to apply indexes to boost your query performance and speed up your apps.

Learn how to optimize your queries and slash execution time from 12 seconds to 1 millisecond by mastering indexing and smart query tweaks in this tutorial.

Discover how MySQL automatically creates indexes for foreign keys to boost query performance—essential knowledge for optimizing your database design.

Learn how to write a SQL query to fetch the top 10 most popular authors in your blog—perfect for rewarding your best writers with bonuses.

Calculate the average daily movie rentals using the Sakila database in this hands-on episode—perfect for mastering real-world Laravel data queries.