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ER
2008
Springer
110views Database» more  ER 2008»
15 years 6 months ago
Conjunctive Query Containment under Access Limitations
Access limitations may occur when querying data sources over the web or heterogeneous data sources presented as relational tables: this happens, for instance, in Data Exchange and ...
Andrea Calì, Davide Martinenghi
VLDB
2007
ACM
130views Database» more  VLDB 2007»
16 years 4 months ago
Model Management and Schema Mappings: Theory and Practice
We present an overview of a tutorial on model management--an approach to solving data integration problems, such as data warehousing, e-commerce, object-to-relational mapping, sch...
Philip A. Bernstein, Howard Ho
VLDB
2000
ACM
146views Database» more  VLDB 2000»
15 years 8 months ago
A Database Platform for Bioinformatics
In recent years, new developments in genetics have generated a lot of interest in genomic and proteomic data, investing international significance (and competition) in the fledgli...
Sandeepan Banerjee
WEBDB
2000
Springer
136views Database» more  WEBDB 2000»
15 years 8 months ago
An Optimization Technique for Answering Regular Path Queries
Rewriting queries using views is a powerful technique that has applications in data integration, data warehousing and query optimization. Query rewriting in relational databases i...
Gösta Grahne, Alex Thomo
EDBTW
2010
Springer
15 years 9 months ago
ODBIS: towards a platform for on-demand business intelligence services
In recent years, Software-as-a-Service (SaaS) is gaining momentum with more and more successful adoptions. Several companies including some well known names have embraced this new...
Moez Essaidi