Adaptive/personalized website use database applications with Web interfaces equipped. It is constructed as "database driven Website using server-side coding".
Database driven Website becomes common, benefiting from PHP (a server-side scripting language), PostgreSQL (a relational database management system) and suchlike open source softwares. (SQL, Structured Query Language, means the standard language for interacting with relational databases.)
Indeed, this technique is requisite in maintenance of a content-driven site where constantly updated contents are managed. The point is : achieving complete separation between frame design (site design) and the contents so that one can work with each without disturbing the other.
As an application, one can create a content management system targeting those writers who are untrained in HTML, file system of the Web server and FTP. It allows the writers to post contents themselves.
commonly use Web interfaces.