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DNIS
2010
Springer
177views Database» more  DNIS 2010»
15 years 4 months ago
Managing Dynamic Mixed Workloads for Operational Business Intelligence
Abstract. As data warehousing technology gains a ubiquitous presence in business today, companies are becoming increasingly reliant upon the information contained in their data war...
Harumi A. Kuno, Umeshwar Dayal, Janet L. Wiener, K...
ICDE
2005
IEEE
101views Database» more  ICDE 2005»
15 years 11 months ago
GPIVOT: Efficient Incremental Maintenance of Complex ROLAP Views
Data warehousing and on-line analytical processing (OLAP) are essential for decision support applications. Common OLAP operations include for example drill down, roll up, pivot an...
Songting Chen, Elke A. Rundensteiner
SIGMOD
2005
ACM
164views Database» more  SIGMOD 2005»
15 years 9 months ago
RankSQL: Query Algebra and Optimization for Relational Top-k Queries
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas...
SIGMOD
2002
ACM
137views Database» more  SIGMOD 2002»
14 years 9 months ago
Partial results for online query processing
Traditional query processors generate full, accurate query results, either in batch or in pipelined fashion. We argue that this strict model is too rigid for exploratory queries o...
Vijayshankar Raman, Joseph M. Hellerstein
SIGMOD
2002
ACM
93views Database» more  SIGMOD 2002»
15 years 9 months ago
Implementing database operations using SIMD instructions
Modern CPUs have instructions that allow basic operations to be performed on several data elements in parallel. These instructions are called SIMD instructions, since they apply a...
Jingren Zhou, Kenneth A. Ross