Sciweavers

1445 search results - page 59 / 289
» XPath query containment
Sort
View
EDBT
2011
ACM
205views Database» more  EDBT 2011»
14 years 1 months ago
A probabilistic XML merging tool
This demonstration paper presents a probabilistic XML data merging tool, that represents the outcome of semi-structured document integration as a probabilistic tree. The system is...
Talel Abdessalem, M. Lamine Ba, Pierre Senellart
VLDB
2006
ACM
124views Database» more  VLDB 2006»
15 years 10 months ago
Query optimization in XML structured-document databases
While the information published in the form of XML-compliant documents keeps fast mounting up, efficient and effective query processing and optimization for XML have now become mor...
Dunren Che, Karl Aberer, M. Tamer Özsu
DEBU
2006
82views more  DEBU 2006»
14 years 9 months ago
Structured Queries Over Web Text
The Web contains a vast amount of text that can only be queried using simple keywords-in, documentsout search queries. But Web text often contains structured elements, such as hot...
Michael J. Cafarella, Oren Etzioni, Dan Suciu
PODS
2006
ACM
121views Database» more  PODS 2006»
15 years 10 months ago
On the efficiency of checking perfect privacy
Privacy-preserving query-answering systems answer queries while provably guaranteeing that sensitive information is kept secret. One very attractive notion of privacy is perfect p...
Ashwin Machanavajjhala, Johannes Gehrke
ICDE
2009
IEEE
157views Database» more  ICDE 2009»
14 years 7 months ago
Query Rewrites with Views for XML in DB2
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
Parke Godfrey, Jarek Gryz, Andrzej Hoppe, Wenbin M...