604 search results - page 87 / 121 » Supporting Predicate-Window Queries in Data Stream Managemen... |
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
CIKM
2000
Springer
13 years 12 months ago
2000
Springer
An e ective bu er management system is crucial for any database management system. While much work has been expended to provide extensible data types,extensible query languages an...
DOCENG
2004
ACM
14 years 1 months ago
2004
ACM
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
Recently, systems providing access to extremely large data collections, managed in a distributed manner, gain emerging attention. A promising approach to implement the physical la...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...