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ICDE
2005
IEEE
124views Database» more  ICDE 2005»
16 years 6 months ago
XML Views as Integrity Constraints and their Use in Query Translation
The SQL queries produced in XML-to-SQL query translation are often unnecessarily complex, even for simple input XML queries. In this paper we argue that relational systems can do ...
Rajasekar Krishnamurthy, Raghav Kaushik, Jeffrey F...
VLDB
2006
ACM
203views Database» more  VLDB 2006»
16 years 5 months ago
The CQL continuous query language: semantic foundations and query execution
CQL, a Continuous Query Language, is supported by the STREAM prototype Data Stream Management System at Stanford. CQL is an expressive SQL-based declarative language for registeri...
Arvind Arasu, Shivnath Babu, Jennifer Widom
EDBT
2004
ACM
142views Database» more  EDBT 2004»
15 years 10 months ago
Computing and Handling Cardinal Direction Information
Qualitative spatial reasoning forms an important part of the commonsense reasoning required for building intelligent Geographical Information Systems (GIS). Previous research has c...
Spiros Skiadopoulos, Christos Giannoukos, Panos Va...
153
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IDEAS
2002
IEEE
125views Database» more  IDEAS 2002»
15 years 9 months ago
Integrating HTML Tables Using Semantic Hierarchies And Meta-Data Sets
As the Internet is a global network, there is a demand on accessing closely related data without browsing through di erent Web documents. A signi cant amount of these data are pre...
Seung Jin Lim, Yiu-Kai Ng, Xiaochun Yang
ER
2007
Springer
137views Database» more  ER 2007»
15 years 11 months ago
Prioritized Preferences and Choice Constraints
It is increasingly recognised that user preferences should be addressed in many advanced database applications, such as adaptive searching in databases. However, the fundamental is...
Wilfred Ng