Ensuring model quality is a key success factor in many computer science areas, and becomes crucial in recent software engineering paradigms like the one proposed by model-driven s...
The database usability experience has shown that visual query languages tend to be superior to textual languages in many aspects. By applying this principle in the context of ontol...
We introduce FoXQ, a visual language that would enable end users to query XML. Our aim is to develop a language that would bring a lot of the functionality of XQuery within the re...
In this paper a visual approach to querying in large spatial databases is presented. A diagrammatic technique utilising a data flow metaphor is used to express different kinds of...
Andrew J. Morris, Alia I. Abdelmoty, Douglas Tudho...
The popularity of XML has motivated the development of novel XML processing tools many of which embed the XPath language for XML querying, transformation, constraint specificatio...
John W. S. Liu, Mariano P. Consens, Flavio Rizzolo