These mysql guides come from the same library as the rest of How7o Learn: each one documents a real task or a real failure, and the exact steps that resolved it.
mysql Tutorials
MySQL and MariaDB guides — queries, replication, backups and performance on real databases.
47 tutorials
Web Development
Laravel Eloquent ORM: The Complete Guide to Querying Your Database
Server Management
How to Set Up MySQL Primary-Replica Replication on Ubuntu (Production Guide)
Server Management
How to Install MariaDB 11.4 LTS on Ubuntu 24.04 (Fresh Install, Secured)
Web Development
How to Use LEFT JOIN in Laravel to Keep All Records
Server Management
How to Disable Binary Logging in MySQL or MariaDB
Web Development
How to Store a PHP Array in a MySQL Database
Web Development
How to Replace Strings in a MySQL Database
Server Management
How to Safely Clean Up MySQL Binary Log Files
Server Management
How to Remove MariaDB Completely from RHEL/CentOS
Web Development
How to Handle MySQL CONCAT Returning NULL
Web Development
How to Get Multiple Rows with $wpdb in WordPress
Server Management