Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
With the development of World Wide Web (WWW), storage and utilization of web data has become a big challenge for data management research community. Web data are essentially hetero...
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information abo...
Ravi Gummadi, Anupam Khulbe, Aravind Kalavagattu, ...
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...
Previous models of dynamic querying supported by query previews have focussed on attribute based querying, have required information providers to create preview tables, and have p...