This is the second of two MySQL courses leading to your well-deserved diploma in PHP development. Excited? You should be, because this time, you’re going to learn advanced topics in web development ...

Stored Procedures Vs. Prepared Statements in PHP and MySQL. The PHP development language provides you with a "prepare" function to send a prepared statement to a SQL database.

The MySQL SUM function takes the fields or rows you input and adds their values together, then returns the total. Save your query in a PHP variable. You can use the function as many times as you ...