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» Efficient and Extensible Algorithms for Multi Query Optimiza...
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120
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SIGMOD
2003
ACM
196views Database» more  SIGMOD 2003»
16 years 23 days ago
Spreadsheets in RDBMS for OLAP
One of the critical deficiencies of SQL is lack of support for ndimensional array-based computations which are frequent in OLAP environments. Relational OLAP (ROLAP) applications ...
Andrew Witkowski, Srikanth Bellamkonda, Tolga Bozk...
114
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PRICAI
1998
Springer
15 years 4 months ago
Point-Based Approaches to Qualitative Temporal Reasoning
Weaddress the general problemof finding algorithms for efficient, qualitative, point-basedtemporalreasoning over a set of operations. Weconsider general reasonerstailored for temp...
Tim Van Allen, James P. Delgrande, Arvind Gupta
93
Voted
CORR
2010
Springer
98views Education» more  CORR 2010»
15 years 21 days ago
Maximal Intersection Queries in Randomized Input Models
Consider a family of sets and a single set, called the query set. How can one quickly find a member of the family which has a maximal intersection with the query set? Time constra...
Benjamin Hoffmann, Mikhail Lifshits, Yury Lifshits...
DMDW
2000
161views Management» more  DMDW 2000»
15 years 2 months ago
View materialization for nested GPSJ queries
View materialization is a central issue in logical design of data warehouses since it is one of the most powerful techniques to improve the response to the workload. Most approach...
Matteo Golfarelli, Stefano Rizzi
WEBI
2010
Springer
14 years 10 months ago
Expertise Matching via Constraint-Based Optimization
Abstract--Expertise matching, aiming to find the alignment between experts and queries, is a common problem in many real applications such as conference paper-reviewer assignment, ...
Wenbin Tang, Jie Tang, Chenhao Tan