221 search results - page 18 / 45 » Chase of Recursive Queries |
ICDE
2005
IEEE
14 years 8 months ago
2005
IEEE
We present ViteX, an XPath processing system on XML streams with polynomial time complexity. ViteX uses a polynomial-space data structure to encode an exponential number of patter...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
Data sources on the web are often accessible through web interfaces that present them as relational tables, but require certain attributes to be mandatorily selected, e.g., via a w...
COLT
2004
Springer
14 years 27 days ago
2004
Springer
Different formal learning models address different aspects of human learning. Below we compare Gold-style learning—interpreting learning as a limiting process in which the lear...
PODS
2008
ACM
14 years 7 months ago
2008
ACM
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
IS
2008
13 years 7 months ago
2008
In spatial networks, clustering adjacent data to disk pages is highly likely to reduce the number of disk page accesses made by the aggregate network operations during query proce...