829 search results - page 80 / 166 » Location-aware Query Processing and Optimization |
VLDB
2005
ACM
14 years 3 months ago
2005
ACM
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
We demonstrate XRPC, a minimal XQuery extension that enables distributed querying between heterogeneous XQuery engines. The XRPC language extension enhances the existing concept o...
CIKM
2010
Springer
13 years 8 months ago
2010
Springer
Term-weighting functions derived from various models of retrieval aim to model human notions of relevance more accurately. However, there is a lack of analysis of the sources of e...
VLDB
1999
ACM
14 years 1 months ago
1999
ACM
Data intensive applications today usually run in either a clientserver or a middleware environment. In either case, they must efficiently handle both database queries, which proc...
ICDE
2006
IEEE
14 years 11 months ago
2006
IEEE
To use their pool of resources efficiently, distributed stream-processing systems push query operators to nodes within the network. Currently, these operators, ranging from simple...