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AGIS
2000
95views more  AGIS 2000»
13 years 10 months ago
Error Detection through Consistency Checking
Following a brief discussion on various aspects of data quality, possible methods are examined for the detection of errors in a spatial database. Using examples, we introduce the c...
Peng Gong, Lan Mu
KDD
2012
ACM
181views Data Mining» more  KDD 2012»
12 years 1 months ago
On "one of the few" objects
Objects with multiple numeric attributes can be compared within any “subspace” (subset of attributes). In applications such as computational journalism, users are interested i...
You Wu, Pankaj K. Agarwal, Chengkai Li, Jun Yang 0...
ICDE
2008
IEEE
182views Database» more  ICDE 2008»
15 years 4 days ago
Accurate and Efficient Inter-Transaction Dependency Tracking
A reparable database management system has the ability to automatically undo the set of transactions that are corrupted by a human error or malicious attack. The key technical chal...
Tzi-cker Chiueh, Shweta Bajpai
SIGMOD
2005
ACM
151views Database» more  SIGMOD 2005»
14 years 11 months ago
Immortal DB: transaction time support for SQL server
Immortal DB builds transaction time database support into the SQL Server engine, not in middleware. Transaction time databases retain and provide access to prior states of a datab...
David B. Lomet, Roger S. Barga, Mohamed F. Mokbel,...
CCS
2008
ACM
14 years 23 days ago
Assessing query privileges via safe and efficient permission composition
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...
Sabrina De Capitani di Vimercati, Sara Foresti, Su...