Sciweavers

74 search results - page 4 / 15
» Index Structures for Matching XML Twigs Using Relational Que...
Sort
View
SIGMOD
2003
ACM
174views Database» more  SIGMOD 2003»
14 years 7 months ago
ViST: A Dynamic Index Method for Querying XML Data by Tree Structures
With the growing importance of XML in data exchange, much research has been done in providing flexible query facilities to extract data from structured XML documents. In this pape...
Haixun Wang, Sanghyun Park, Wei Fan, Philip S. Yu
ICDE
2007
IEEE
220views Database» more  ICDE 2007»
14 years 9 months ago
Structural Selectivity Estimation for XML Documents
Estimating the selectivity of queries is a crucial problem in database systems. Virtually all database systems rely on the use of selectivity estimates to choose amongst the many ...
Damien K. Fisher, Sebastian Maneth
CIKM
2004
Springer
14 years 29 days ago
Using a compact tree to index and query XML data
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
Qinghua Zou, Shaorong Liu, Wesley W. Chu
DEXA
2005
Springer
138views Database» more  DEXA 2005»
14 years 1 months ago
Full-Text and Structural XML Indexing on B+-Tree
XML query processing is one of the most active areas of database research. Although the main focus of past research has been the processing of structural XML queries, there are gro...
Toshiyuki Shimizu, Masatoshi Yoshikawa
VLDB
2005
ACM
139views Database» more  VLDB 2005»
14 years 1 months ago
Tree-Pattern Queries on a Lightweight XML Processor
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
Mirella Moura Moro, Zografoula Vagena, Vassilis J....