Sciweavers

1445 search results - page 28 / 289
» XPath query containment
Sort
View
TIME
2005
IEEE
15 years 11 months ago
A Trace Semantics for Positive Core XPath
— We provide a novel trace semantics for positive core XPath that exposes all intermediate nodes visited by the query engine. This enables a detailed analysis of all information ...
Pieter H. Hartel
DBPL
2001
Springer
102views Database» more  DBPL 2001»
15 years 10 months ago
View-Based Query Answering and Query Containment over Semistructured Data
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
PODS
1998
ACM
94views Database» more  PODS 1998»
15 years 10 months ago
Query Containment for Conjunctive Queries with Regular Expressions
Daniela Florescu, Alon Y. Levy, Dan Suciu
PODS
1998
ACM
104views Database» more  PODS 1998»
15 years 10 months ago
Typed Query Languages for Databases Containing Queries
Frank Neven, Jan Van den Bussche, Dirk Van Gucht, ...
VLDB
2004
ACM
96views Database» more  VLDB 2004»
15 years 11 months ago
Answering XPath Queries over Networks by Sending Minimal Views
When a client submits a set of XPath queries to a XML database on a network, the set of answer sets sent back by the database may include redundancy in two ways: some elements may...
Keishi Tajima, Yoshiki Fukui