313 search results - page 9 / 63 » Semantic Query Optimization for Methods in Object-Oriented D... |
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WWW
2010
ACM
15 years 4 months ago
2010
ACM
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
ADC
2008
Springer
15 years 4 months ago
2008
Springer
With respect to current methods for query evaluation over XML data streams, adoption of certain types of buffering techniques is unavoidable. Under lots of circumstances, the buff...
SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
Over the last decades, improvements in CPU speed have outpaced improvements in main memory and disk access rates by orders of magnitude, enabling the use of data compression techn...
ADBIS
2004
Springer
15 years 3 months ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
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COMPSAC
1996
IEEE
15 years 1 months ago
1996
IEEE
We present the architecture and design details of a logic database system that extends functionality in a number of ways. The system supports indefinite (non-Horn) facts in extens...