101 search results - page 3 / 21 » Query optimization techniques for partitioned tables |
SEMWEB
2010
Springer
13 years 2 months ago
2010
Springer
We study the problem of SPARQL query optimization on top of distributed hash tables. Existing works on SPARQL query processing in such environments have never been implemented in a...
DASFAA
2008
IEEE
13 years 11 months ago
2008
IEEE
The DWS (Data Warehouse Striping) technique is a round-robin data partitioning approach especially designed for distributed data warehousing environments. In DWS the fact tables ar...
VLDB
2007
ACM
13 years 11 months ago
2007
ACM
Efficient management of RDF data is an important factor in realizing the Semantic Web vision. Performance and scalability issues are becoming increasingly pressing as Semantic Web...
EDBT
2010
ACM
13 years 10 months ago
2010
ACM
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...
FCSC
2008
13 years 5 months ago
2008
With the development of World Wide Web (WWW), storage and utilization of web data has become a big challenge for data management research community. Web data are essentially hetero...