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» Efficient Query Evaluation over Compressed XML Data
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ICDE
2007
IEEE
220views Database» more  ICDE 2007»
14 years 10 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
CLOUDCOM
2010
Springer
13 years 6 months ago
Efficient Metadata Generation to Enable Interactive Data Discovery over Large-Scale Scientific Data Collections
Discovering the correct dataset efficiently is critical for computations and effective simulations in scientific experiments. In contrast to searching web documents over the Intern...
Sangmi Lee Pallickara, Shrideep Pallickara, Milija...
IC
2007
13 years 10 months ago
Native Temporal Slicing Support for XML Databases
Abstract XML databases, providing structural querying support, are becoming more and more popular. As we know, XML data may change over time and providing an efficient support to q...
Federica Mandreoli, Riccardo Martoglia, Enrico Ron...
SIGMOD
2005
ACM
161views Database» more  SIGMOD 2005»
14 years 8 months ago
Efficient Keyword Search for Smallest LCAs in XML Databases
Keyword search is a proven, user-friendly way to query HTML documents in the World Wide Web. We propose keyword search in XML documents, modeled as labeled trees, and describe cor...
Yu Xu, Yannis Papakonstantinou
NJC
2006
102views more  NJC 2006»
13 years 8 months ago
Online Evaluation of Regular Tree Queries
Regular tree queries (RTQs) are a class of queries considered especially relevant for the expressiveness and evaluation of XML query languages. The algorithms proposed so far for ...
Alexandru Berlea