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» Temporal query operators in XML databases
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DEXA
2007
Springer
154views Database» more  DEXA 2007»
14 years 4 months ago
Beyond Lazy XML Parsing
XML has become the standard format for data representation and exchange in domains ranging from Web to desktop applications. However, wide adoption of XML is hindered by inefficien...
Fernando Farfán, Vagelis Hristidis, Raju Ra...
ADVIS
2006
Springer
14 years 4 months ago
Structural and Event Based Multimodal Video Data Modeling
Investments on multimedia technology enable us to store many more reflections of the real world in digital world as videos. By recording videos about real world entities, we carry...
Hakan Öztarak, Adnan Yazici
ER
2004
Springer
93views Database» more  ER 2004»
14 years 4 months ago
Schema Versioning in Data Warehouses
Abstract. As several mature implementations of data warehousing systems are fully operational, a crucial role in preserving their up-to-dateness is played by the ability to manage ...
Matteo Golfarelli, Jens Lechtenbörger, Stefan...
WEBDB
2005
Springer
105views Database» more  WEBDB 2005»
14 years 4 months ago
On the Expressive Power of Node Construction in XQuery
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
Wim Le Page, Jan Hidders, Philippe Michiels, Jan P...
WWW
2005
ACM
14 years 11 months ago
Constructing extensible XQuery mappings
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...
Gang Qian, Yisheng Dong