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» Optimizing Write Performance for Read Optimized Databases
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SIGMOD
2011
ACM
171views Database» more  SIGMOD 2011»
13 years 1 months ago
BRRL: a recovery library for main-memory applications in the cloud
In this demonstration we present BRRL, a library for making distributed main-memory applications fault tolerant. BRRL is optimized for cloud applications with frequent points of c...
Tuan Cao, Benjamin Sowell, Marcos Antonio Vaz Sall...
SIGMOD
2007
ACM
219views Database» more  SIGMOD 2007»
14 years 10 months ago
Efficient exploitation of similar subexpressions for query processing
Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
Jingren Zhou, Johann Christoph Freytag, Per-Å...
DASFAA
2004
IEEE
95views Database» more  DASFAA 2004»
14 years 1 months ago
On Incorporating Iceberg Queries in Query Processors
Iceberg queries are a special case of SQL queries involving GROUP BY and HAVING clauses, wherein the answer set is small relative to the database size. We present here a performanc...
Krishna P. Leela, Pankaj M. Tolani, Jayant R. Hari...
SIGPRO
2011
249views Hardware» more  SIGPRO 2011»
13 years 1 months ago
Extracting biometric binary strings with minimal area under the FRR curve for the hamming distance classifier
Quantizing real-valued templates into binary strings is a fundamental step in biometric compression and template protection. In this paper, we introduce the area under the FRR cur...
C. Chen, R. Veldhuis
CORR
2008
Springer
91views Education» more  CORR 2008»
13 years 10 months ago
A Logical Model and Data Placement Strategies for MEMS Storage Devices
MEMS storage devices are new non-volatile secondary storages that have outstanding advantages over magnetic disks. MEMS storage devices, however, are much different from magnetic ...
Yi-Reun Kim, Kyu-Young Whang, Min-Soo Kim 0002, Il...