Marx and de Rijke have shown that the navigational core of the w3c XML query language XPath is not first-order complete ? that is it cannot express every query definable in firsto...
Abstract. We consider the class of applications that manage time series (TS) and propose a data model and a query language that let these applications manipulate TS data sets at a ...
Curry is a multi-paradigm declarative language covering functional, logic, and concurrent programming paradigms. Curry’s operational semantics is based on lazy reduction of expre...
Most databases contain “name constants” like course numbers, personal names, and place names that correspond to entities in the real world. Previous work in integration of het...
Deductive database technology represents an important step towards the goal of developing highly-declarative database programming languages. In order to make deductive databases a ...
Elisa Bertino, Barbara Catania, Vincenzo Gervasi, ...