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PVLDB
2010
128views more  PVLDB 2010»
14 years 8 months ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
CIKM
2004
Springer
15 years 3 months ago
Organizing structured web sources by query schemas: a clustering approach
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
Bin He, Tao Tao, Kevin Chen-Chuan Chang
GEOS
2007
Springer
15 years 3 months ago
Spatio-temporal Conceptual Schema Development for Wide-Area Sensor Networks
Abstract. A Wide-Area Sensor Network (WASN) is a collection of heterogeneous sensor networks and data repositories spread over a wide geographic area. The diversity of sensor types...
Mallikarjun Shankar, Alexandre Sorokine, Budhendra...
SIGMOD
2003
ACM
104views Database» more  SIGMOD 2003»
15 years 10 months ago
XML schema
The United States Environmental Protection Agency (EPA) prepares a national criteria and hazardous air pollutant (HAP) emission inventory with input from numerous states, local an...
Charles E. Campbell, Andrew Eisenberg, Jim Melton
BIBE
2006
IEEE
138views Bioinformatics» more  BIBE 2006»
15 years 3 months ago
Assigning Schema Labels Using Ontology And Hueristics
Bioinformatics data is growing at a phenomenal rate. Besides the exponential growth of individual databases, the number of data depositories is increasing too. Because of the comp...
Xuan Zhang, Ruoming Jin, Gagan Agrawal