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» Optimizing Write Performance for Read Optimized Databases
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ISCA
2012
IEEE
243views Hardware» more  ISCA 2012»
11 years 10 months ago
BlockChop: Dynamic squash elimination for hybrid processor architecture
Hybrid processors are HW/SW co-designed processors that leverage blocked-execution, the execution of regions of instructions as atomic blocks, to facilitate aggressive speculative...
Jason Mars, Naveen Kumar
VLDB
1994
ACM
114views Database» more  VLDB 1994»
13 years 11 months ago
Including Group-By in Query Optimization
In existing relational database systems, processing of group-by and computation of aggregate functions are always postponed until all joins are performed. In this paper, we presen...
Surajit Chaudhuri, Kyuseok Shim
SIGMOD
2001
ACM
221views Database» more  SIGMOD 2001»
14 years 7 months ago
Adaptable Query Optimization and Evaluation in Temporal Middleware
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
Giedrius Slivinskas, Christian S. Jensen, Richard ...
SIGMOD
2010
ACM
171views Database» more  SIGMOD 2010»
14 years 15 days ago
Variance aware optimization of parameterized queries
Parameterized queries are commonly used in database applications. In a parameterized query, the same SQL statement is potentially executed multiple times with different parameter ...
Surajit Chaudhuri, Hongrae Lee, Vivek R. Narasayya
SC
2005
ACM
14 years 1 months ago
Optimized Data Loading for a Multi-Terabyte Sky Survey Repository
Advanced instruments in a variety of scientific domains are collecting massive amounts of data that must be postprocessed and organized to support research activities. Astronomers...
Y. Dora Cai, Ruth A. Aydt, Robert Brunner