The rules that apply to the data types in a programming language. Every language supports some number of data types (binary, text string, floating point, etc.) that are processed by the instructions.

Welcome back to my series on the fundamentals of XML for programmers. The first article in this series introduced you to the basic structure of an XML document and the syntax involved in defining that ...

Any data that does not fall into the traditional field structure (alpha, numeric, dates) of a relational DBMS. Examples of complex data types are bills of materials, word processing documents, maps, ...