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APLAS
2004
ACM
15 years 4 months ago
An Algebraic Approach to Bi-directional Updating
In many occasions would one encounter the task of maintaining the consistency of two pieces of structured data that are related by some transform — synchronising bookmarks in diï...
Shin-Cheng Mu, Zhenjiang Hu, Masato Takeichi
ER
1999
Springer
110views Database» more  ER 1999»
15 years 3 months ago
A Survey of Current Methods for Integrity Constraint Maintenance and View Updating
During the process of updating a database, two interrelated problems could arise. On one hand, when an update is applied to the database, integrity constraints could become violat...
Enric Mayol, Ernest Teniente
DEXAW
2007
IEEE
124views Database» more  DEXAW 2007»
15 years 3 months ago
XML Query Optimisation: Specify your Selectivity
The problem of efficiently evaluating XPath and XQuery queries has become increasingly significant since more and more XML data is stored in its native form. We propose a novel op...
Sven Hartmann, Sebastian Link
XMLSEC
2003
ACM
15 years 4 months ago
A bitmap-based access control for restricted views of XML documents
The information on the web is growing at a very fast pace. In this ever-accumulating data, the volume of information represented in XML format is on the rise in recent times. An o...
Abhilash Gummadi, Jong P. Yoon, Biren Shah, Vijay ...
ADC
2008
Springer
114views Database» more  ADC 2008»
15 years 1 months ago
An Integrated Access Control for Securely Querying and Updating XML Data
Many existing access controls use node filtering or querying rewriting techniques. These techniques require rather time-consuming processes such as parsing, labeling, pruning and/...
Maggie Duong, Yanchun Zhang