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SIGMOD
2005
ACM
138views Database» more  SIGMOD 2005»
16 years 4 months ago
QPipe: A Simultaneously Pipelined Relational Query Engine
Relational DBMS typically execute concurrent queries independently by invoking a set of operator instances for each query. To exploit common data retrievals and computation in con...
Stavros Harizopoulos, Vladislav Shkapenyuk, Anasta...
EUROSYS
2010
ACM
16 years 1 months ago
Q-Clouds: Managing Performance Interference Effects for QoS-Aware Clouds
Cloud computing offers users the ability to access large pools of computational and storage resources on demand. Multiple commercial clouds already allow businesses to replace, or...
Ripal Nathuji, Aman Kansal, Alireza Ghaffarkhah
SIGCOMM
2009
ACM
15 years 10 months ago
Modeling and understanding end-to-end class of service policies in operational networks
Business and economic considerations are driving the extensive use of service differentiation in Virtual Private Networks (VPNs) operated for business enterprises today. The resul...
Yu-Wei Eric Sung, Carsten Lund, Mark Lyn, Sanjay G...
SAC
2004
ACM
15 years 9 months ago
A mobile agent approach for global database constraint checking
Integrity constraints are valuable tools for enforcing consistency of data in a database. Global integrity constraints ensure integrity and consistency of data spanning multiple d...
Praveen Madiraju, Rajshekhar Sunderraman
DPD
1998
117views more  DPD 1998»
15 years 3 months ago
Solving Local Cost Estimation Problem for Global Query Optimization in Multidatabase Systems
To meet users’ growing needs for accessing pre-existing heterogeneous databases, a multidatabase system (MDBS) integrating multiple databases has attracted many researchers recen...
Qiang Zhu, Per-Åke Larson