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WIDM
2003
ACM
15 years 11 months ago
Schema-guided wrapper maintenance for web-data extraction
Extracting data from Web pages using wrappers is a fundamental problem arising in a large variety of applications of vast practical interests. There are two main issues relevant t...
Xiaofeng Meng, Dongdong Hu, Chen Li
CIKM
2003
Springer
15 years 11 months ago
XML parsing: a threat to database performance
XML parsing is generally known to have poor performance characteristics relative to transactional database processing. Yet, its potentially fatal impact on overall database perfor...
Matthias Nicola, Jasmi John
VLDB
2001
ACM
74views Database» more  VLDB 2001»
15 years 10 months ago
The Propel Distributed Services Platform
The Propel Distributed Services Platform (PDSP) is the core software product of Propel, a new Internet infrastructure software company. The PDSP product was created to enable Java...
Michael J. Carey, Steve Kirsch, Mary Roth, Bert Va...
GIS
1999
ACM
15 years 10 months ago
Specifying Analysis Patterns for Geographic Databases on the Basis of a Conceptual Framework
Frameworks and Patterns are important instruments that enable the reuse of successful software solutions in recurrent problems. Geographic information systems, on the other hand, ...
Jugurta Lisboa Filho, Cirano Iochpe
GIS
1999
ACM
15 years 10 months ago
Spatial Data Integrity Constraints in Object Oriented Geographic Data Modeling
An important activity in the design of a particular database application consists in identifying the integrity constraints that must hold on the database, and that are used to det...
Karla A. V. Borges, Alberto H. F. Laender, Clodove...