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» A Query Language for Data Access in Ubiquitous Environments
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VLDB
1994
ACM
152views Database» more  VLDB 1994»
15 years 3 months ago
The GMAP: A Versatile Tool for Physical Data Independence
Physical data independence is touted as a central feature of modern database systems. Both relational and object-oriented systems, however, force users to frame their queries in t...
Odysseas G. Tsatalos, Marvin H. Solomon, Yannis E....
VLDB
2005
ACM
139views Database» more  VLDB 2005»
15 years 5 months ago
Tree-Pattern Queries on a Lightweight XML Processor
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
Mirella Moura Moro, Zografoula Vagena, Vassilis J....
IADIS
2003
15 years 1 months ago
Querying Databases and XML Documents: Comparative Study and a New Proposal
XML has become the most useful standard of data interchange in the web and e-business world and there is a large amount of information stored in this format. Nonetheless, a large ...
Ana Fermoso García, María José...
WCE
2007
15 years 1 months ago
Modified Energy Efficient Cache Invalidation Algorithm in Mobile Environment
– Maintenance of the cache consistency is a complicated issue in the wireless mobile environment. Caching of frequently accessed data items on the node can reduce the bandwidth r...
S. Sankara Gomathi, S. Krishnamurthi
DAWAK
2005
Springer
15 years 5 months ago
Using Schema Transformation Pathways for Incremental View Maintenance
In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialized integrated database. The schemas of the data sources and the integrated ...
Hao Fan