The SQL query language was designed to provide programmers with a way to create, maintain and modify databases in a structured way. Using SQL, the programmer can add and remove items from ...

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.

The PL/SQL package DBMS_RANDOM can generate random text and date values as well as numbers. Check out these code examples to learn how you can generate these values in your development work.