4615 search results - page 871 / 923 » Virtual Classes and Their Implementation |
CADE
2005
Springer
14 years 10 months ago
2005
Springer
In today's society, people have very little control over what kinds of personal data are collected and stored by various agencies in both the private and public sectors. We de...
VLDB
2005
ACM
14 years 10 months ago
2005
ACM
XML database systems emerge as a result of the acceptance of the XML data model. Recent works have followed the promising approach of building XML database management systems on un...
VLDB
2007
ACM
14 years 10 months ago
2007
ACM
As more sensitive data is captured in electronic form, security becomes more and more important. Data encryption is the main technique for achieving security. While in the past en...
SIGMOD
2005
ACM
14 years 10 months ago
2005
ACM
A windowed query operator breaks a data stream into possibly overlapping subsets of data and computes results over each. Many stream systems can evaluate window aggregate queries....
SIGMOD
2003
ACM
14 years 10 months ago
2003
ACM
Database queries often take the form of correlated SQL queries. Correlation refers to the use of values from the outer query block to compute the inner subquery. This is a conveni...