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.

About SQL Standards As is often the case with many types of languages, there are several standards and versions. The "official" version of SQL is defined by the American National Standards ...

SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.

SQL injection is a type of attack that can give an adversary complete control over your web application database by inserting arbitrary SQL code into a database query.