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» XML Query Processing and Optimization
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WEBDB
2005
Springer
101views Database» more  WEBDB 2005»
14 years 1 months ago
T-SIX: An Indexing System for XML Siblings
We present a system for efficient indexed querying of XML documents, enhanced with sibling operations. R-tree index proposed in [5] has a very high cost for the following-sibling...
SungRan Cho
SIGMOD
2004
ACM
199views Database» more  SIGMOD 2004»
14 years 7 months ago
Approximate XML Query Answers
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
DEBU
2008
125views more  DEBU 2008»
13 years 7 months ago
Querying XML in Timber
In this paper, we describe the TIMBER XML database system implemented at University of Michigan. TIMBER was one of the first native XML database systems, designed from the ground ...
Yuqing Wu, Stelios Paparizos, H. V. Jagadish
ICDE
2006
IEEE
127views Database» more  ICDE 2006»
14 years 1 months ago
Processing Recursive XQuery over XML Streams: The Raindrop Approach
— XML stream applications bring the challenge of efficiently processing queries on sequentially accessible tokenbased data. For efficient processing of queries, we need to ensu...
Mingzhu Wei, Ming Li, Elke A. Rundensteiner, Mural...
ICDE
2005
IEEE
101views Database» more  ICDE 2005»
14 years 1 months ago
Optimization of Nested XQuery Expressions with Orderby Clauses
— XQuery, the defacto XML query language, is a functional language with operational semantics, which precludes the direct application of classical query optimization techniques. ...
Song Wang, Elke A. Rundensteiner, Murali Mani