3225 search results - page 26 / 645 » Query Optimization by Stored Queries |
SPIRE
2009
Springer
14 years 3 months ago
2009
Springer
We propose a method to evaluate queries using a last-resort semantic cache in a distributed Web search engine. The cache stores a group of frequent queries and for each of these qu...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
We present the architecture of Natix V2. Among the features of this native XML Data Store are an optimizing XPath query compiler and a powerful API. In our demonstration we explain...
PVLDB
2011
12 years 11 months ago
2011
Adaptive indexing is characterized by the partial creation and refinement of the index as side effects of query execution. Dynamic or shifting workloads may benefit from prelimi...
ICPADS
2005
IEEE
14 years 2 months ago
2005
IEEE
Data warehouses store large volumes of data according to a multidimensional model with dimensions representing different axes of analysis. OLAP systems (OnLine Analytical Processi...
DEXAW
2007
IEEE
14 years 3 months ago
2007
IEEE
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...