A database organization method that is structured in a hierarchy. All access to data starts at the top of the hierarchy and moves downward; for example, from customer to orders, vendor to purchases, ...

With the proliferation of XML as a new common data format, the problem of managing XML documents has become more critical. New technologies are now available that allow organizations to better manage ...

Hierarchical databases are often considered the most natural representation because XML itself is a hierarchy of elements and character data. Tamino, a hierarchical XML data store based on Adabas, ...