Get up to speed on MySQL basics with this step-by-step tutorial on how to create a database, add a table, and input data into the table. I talk a lot about server software and apps that require ...

Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

If you include the field names, your code is self-documenting When a field name changes, you want to know with a query error, not later Asking for more than you need is just wasting resources ...

Shelley Doll finishes her coverage of SQL data types with an overview of datetime and interval data types. Learn more about the basic syntax of these standard SQL types.