326 search results - page 29 / 66 » Parallel Query Processing in Shared Disk Database Systems |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
Web search engines are facing formidable performance challenges as they need to process thousands of queries per second over billions of documents. To deal with this heavy workloa...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
VLDB
2001
ACM
14 years 3 days ago
2001
ACM
In recent years, several methods have been proposed for implementing interactive similarity queries on multimedia databases. Common to all these methods is the idea to exploit use...
IPPS
1999
IEEE
13 years 12 months ago
1999
IEEE
Multidimensional Analysis and On-Line Analytical Processing (OLAP) uses summary information that requires aggregate operations along one or more dimensions of numerical data value...
VLDB
1998
ACM
13 years 12 months ago
1998
ACM
Currently the key problems of query optimization are extensibility imposed by object-relational technology, as well as query complexity caused by forthcoming applications, such as...