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» Collecting Statistics over Runtime Executions
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PPDP
2010
Springer
13 years 7 months ago
Deriving predicate statistics in datalog
Database query optimizers rely on data statistics in selecting query execution plans. Similar query optimization techniques are desirable for deductive databases and, to make this...
Senlin Liang, Michael Kifer
BTW
2009
Springer
132views Database» more  BTW 2009»
14 years 1 months ago
A Bayesian Approach to Estimating the Selectivity of Conjunctive Predicates
: Cost-based optimizers in relational databases make use of data statistics to estimate intermediate result cardinalities. Those cardinalities are needed to estimate access plan co...
M. Heimel, Volker Markl, Keshava Murthy
APCSAC
2005
IEEE
14 years 2 months ago
Comparing Low-Level Behavior of SPEC CPU and Java Workloads
Java workloads are becoming more prominent on a wide range of computing devices. In contrast to so-called traditional workloads written in C and Fortran, Java workloads are object-...
Andy Georges, Lieven Eeckhout, Koen De Bosschere
ISCA
2012
IEEE
244views Hardware» more  ISCA 2012»
11 years 11 months ago
Scheduling heterogeneous multi-cores through performance impact estimation (PIE)
Single-ISA heterogeneous multi-core processors are typically composed of small (e.g., in-order) power-efficient cores and big (e.g., out-of-order) high-performance cores. The eff...
Kenzo Van Craeynest, Aamer Jaleel, Lieven Eeckhout...
SIGSOFT
2008
ACM
14 years 9 months ago
Profile-guided program simplification for effective testing and analysis
Many testing and analysis techniques have been developed for inhouse use. Although they are effective at discovering defects before a program is deployed, these techniques are oft...
Lingxiao Jiang, Zhendong Su