In this paper, we present an extension of PHIL, a declarative language for filtering information from XML data. The proposed approach allows us to extract relevant data as well a...
XML is becoming a prevalent format for data exchange. Many XML documents have complex schemas that are not always known, and can vary widely between information sources and applica...
Eugene Agichtein, C. T. Howard Ho, Vanja Josifovsk...
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
In this short paper we present the state of advancement of the French ANR WebStand project. The objective of this project is to construct a customizable XML based warehouse platfo...
Relational Database Systems often support activities like data warehousing, cleaning and integration. All these activities require performing some sort of data transformations. Si...