Other Helpful Stuff

MySQL/SQL Poisoning and SQL Insertion

Learn how web applications with access to your database (e.g. MySQL) may be used to poison, dump, or delete information in your database.

MySQL Foreign Keys

Learn all about MySQL foreign keys in this white paper.

MySQL Foreign Key Errors and Errno: 150

Learn how to avoid MySQL foreign key errors, including the notorious Errno:150 in this white paper.

MySQL/SQL Data Validation (with PHP)

Learn the importance of data validation in web applications when information is accepted from third parties, or even from internal users.