DATABASE
INTERMEDIATE
MySQL Indexing Strategy
Your queries aren't slow because PHP is slow. They are slow because of poor indexing. A crash course in MySQL B-Trees and query optimization.
Your queries aren't slow because PHP is slow. They are slow because of poor indexing. A crash course in MySQL B-Trees and query optimization.
Protect your data with mysqldump backups, incremental strategies, and safe restores.
Implement schema evolution scripts and version control for your relational databases.
Use PDO's prepared statements and named parameters to prevent SQL injection.