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» Estimating Compilation Time of a Query Optimizer
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SIGMOD
2003
ACM
146views Database» more  SIGMOD 2003»
14 years 4 months ago
Estimating Compilation Time of a Query Optimizer
A query optimizer compares alternative plans in its search space to find the best plan for a given query. Depending on the search space and the enumeration algorithm, optimizers v...
Ihab F. Ilyas, Jun Rao, Guy M. Lohman, Dengfeng Ga...
DATE
2002
IEEE
101views Hardware» more  DATE 2002»
13 years 9 months ago
EAC: A Compiler Framework for High-Level Energy Estimation and Optimization
This paper presents a novel Energy-Aware Compilation (EAC) framework that can estimate and optimize energy consumption of a given code taking as input the architectural and techno...
Ismail Kadayif, Mahmut T. Kandemir, Narayanan Vija...
ICDE
2007
IEEE
125views Database» more  ICDE 2007»
14 years 5 months ago
Collecting and Maintaining Just-in-Time Statistics
Traditional DBMSs decouple statistics collection and query optimization both in space and time. Decoupling in time may lead to outdated statistics. Decoupling in space may cause s...
Amr El-Helw, Ihab F. Ilyas, Wing Lau, Volker Markl...
FCCM
2002
IEEE
146views VLSI» more  FCCM 2002»
13 years 9 months ago
Fast Area Estimation to Support Compiler Optimizations in FPGA-Based Reconfigurable Systems
Several projects have developed compiler tools that translate high-level languages down to hardware description languages for mapping onto FPGAbased reconfigurable computers. Thes...
Dhananjay Kulkarni, Walid A. Najjar, Robert Rinker...
RTDB
1996
84views more  RTDB 1996»
13 years 5 months ago
Performance-Polymorphic Execution of Real-Time Queries
We are developing an object-oriented real-time database system that includes a relationally complete query language. Unlike conventional query optimizers, our optimizer estimates ...
Thomas Padron-McCarthy, Tore Risch