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PVLDB
2008
121views more  PVLDB 2008»
13 years 3 months ago
QueryScope: visualizing queries for repeatable database tuning
Reading and perceiving complex SQL queries has been a time consuming task in traditional database applications for decades. When it comes to decision support systems with automati...
Ling Hu, Kenneth A. Ross, Yuan-Chi Chang, Christia...
SIGMOD
2008
ACM
138views Database» more  SIGMOD 2008»
13 years 3 months ago
Configuration-parametric query optimization for physical design tuning
Automated physical design tuning for database systems has recently become an active area of research and development. Existing tuning tools explore the space of feasible solutions...
Nicolas Bruno, Rimma V. Nehme
PVLDB
2010
85views more  PVLDB 2010»
13 years 2 months ago
Xplus: A SQL-Tuning-Aware Query Optimizer
The need to improve a suboptimal execution plan picked by the query optimizer for a repeatedly run SQL query arises routinely. Complex expressions, skewed or correlated data, and ...
Herodotos Herodotou, Shivnath Babu
SIGMOD
2007
ACM
121views Database» more  SIGMOD 2007»
14 years 3 months ago
EaseDB: a cache-oblivious in-memory query processor
We propose to demonstrate EaseDB, the first cache-oblivious query processor for in-memory relational query processing. The cacheoblivious notion from the theory community refers t...
Bingsheng He, Yinan Li, Qiong Luo, Dongqing Yang
ICDE
2003
IEEE
141views Database» more  ICDE 2003»
14 years 5 months ago
HDoV-tree: The Structure, The Storage, The Speed
In a visualization system, one of the key issues is to optimize performance and visual fidelity. This is especially critical for large virtual environments where the models do not...
Lidan Shou, Zhiyong Huang, Kian-Lee Tan