The preservation of digital artifacts represents an unanswered challenge for the modern information society: XML and its query languages provide an effective environment to addre...
Probabilistic databases have received considerable attention recently due to the need for storing uncertain data produced by many real world applications. The widespread use of pr...
Abstract-- This demonstration presents an interactive provenance browser for visualizing and querying data dependency (lineage) graphs produced by scientific workflow runs. The bro...
The window query model is widely used in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In this dissertation, ...
We describe CodeQuest, a system for querying source code. It combines two previous proposals, namely the use of logic programming and database system. Experiments (on projects ran...
Elnar Hajiyev, Mathieu Verbaere, Oege de Moor, Kri...