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SIGMOD
2010
ACM
157views Database» more  SIGMOD 2010»
15 years 18 hour ago
Workload-aware storage layout for database systems
The performance of a database system depends strongly on the layout of database objects, such as indexes or tables, onto the underlying storage devices. A good layout will both ba...
Oguzhan Ozmen, Kenneth Salem, Jiri Schindler, Stev...
SIGMOD
2009
ACM
137views Database» more  SIGMOD 2009»
16 years 1 days ago
Privacy preservation of aggregates in hidden databases: why and how?
Many websites provide form-like interfaces which allow users to execute search queries on the underlying hidden databases. In this paper, we explain the importance of protecting s...
Arjun Dasgupta, Nan Zhang, Gautam Das, Surajit Cha...
SIGMOD
2007
ACM
134views Database» more  SIGMOD 2007»
15 years 12 months ago
Updating a cracked database
A cracked database is a datastore continuously reorganized based on operations being executed. For each query, the data of interest is physically reclustered to speed-up future ac...
Stratos Idreos, Martin L. Kersten, Stefan Manegold
SIGMOD
2004
ACM
109views Database» more  SIGMOD 2004»
15 years 12 months ago
Piers: An Efficient Model for Similarity Search in DNA Sequence Databases
Growing interest in genomic research has resulted in the creation of huge biological sequence databases. In this paper, we present a hash-based pier model for efficient homology s...
Xia Cao, Shuai Cheng Li, Beng Chin Ooi, Anthony K....
SIGMOD
1998
ACM
89views Database» more  SIGMOD 1998»
15 years 4 months ago
Secure and Portable Database Extensibility
The functionality of extensible database servers can be augmented by user-de ned functions UDFs. However, the server's security and stability are concerns whenever new code...
Michael W. Godfrey, Tobias Mayr, Praveen Seshadri,...