191 search results - page 2 / 39 » XPath Query Evaluation: Improving Time and Space Efficiency |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
WWW
2007
ACM
14 years 9 months ago
2007
ACM
In XML databases, materializing queries and their results into views in a semantic cache can improve the performance of query evaluation by reducing computational complexity and I...
XIMEP
2006
ACM
14 years 2 months ago
2006
ACM
We discuss query evaluation for XML-based server systems where the same query is evaluated on every incoming XML message. In a typical scenario, many of the incoming messages will...
IS
2007
13 years 8 months ago
2007
: A number of indexing techniques have been proposed in recent times for optimizing the queries on XML and other semistructured data models. Most of the semistructured models use t...