Sciweavers

1231 search results - page 38 / 247
» Updatable Zero-Knowledge Databases
Sort
View
SSDBM
2007
IEEE
105views Database» more  SSDBM 2007»
14 years 4 months ago
Maintaining K-Anonymity against Incremental Updates
K-anonymity is a simple yet practical mechanism to protect privacy against attacks of re-identifying individuals by joining multiple public data sources. All existing methods achi...
Jian Pei, Jian Xu, Zhibin Wang, Wei Wang 0009, Ke ...
VLDB
1997
ACM
84views Database» more  VLDB 1997»
14 years 2 months ago
Using Versions in Update Transactions: Application to Integrity Checking
This paper proposes an extension of the multiversion two phase locking protocol, called EMVZPL, which enables update transactions to use versions while guaranteeing the serializab...
François Llirbat, Eric Simon, Dimitri Tombr...
SSDBM
2000
IEEE
168views Database» more  SSDBM 2000»
14 years 1 months ago
pCube: Update-Efficient Online Aggregation with Progressive Feedback and Error Bounds
Multidimensional data cubes are used in large data warehouses as a tool for online aggregation of information. As the number of dimensions increases, supporting efficient queries ...
Mirek Riedewald, Divyakant Agrawal, Amr El Abbadi
VLDB
2001
ACM
115views Database» more  VLDB 2001»
14 years 2 months ago
Dynamic Update Cube for Range-sum Queries
A range-sum query is very popular and becomes important in finding trends and in discovering relationships between attributes in diverse database applications. It sums over the se...
Seok-Ju Chun, Chin-Wan Chung, Ju-Hong Lee, Seok-Ly...
RTDB
2001
83views more  RTDB 2001»
13 years 11 months ago
Updates and View Maintenance
A database system contains base data items which record and model a physical, real world environment. For better decision support, base data items are summarized and correlated to...
Ben Kao, Kam-yiu Lam, Brad Adelberg