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» Transformations for semi-continuous data
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VLDB
2001
ACM
109views Database» more  VLDB 2001»
15 years 10 months ago
Mining Multi-Dimensional Constrained Gradients in Data Cubes
Constrained gradient analysis (similar to the “cubegrade” problem posed by Imielinski, et al. [9]) is to extract pairs of similar cell characteristics associated with big chan...
Guozhu Dong, Jiawei Han, Joyce M. W. Lam, Jian Pei...
SIGMOD
1997
ACM
100views Database» more  SIGMOD 1997»
15 years 10 months ago
MDM: a Multiple-Data-Model Tool for the Management of Heterogeneous Database Schemes
MDM is a tool that enables the users to de ne schemes of di erent data models and to perform translations of schemes from one model to another. These functionalities can be at the...
Paolo Atzeni, Riccardo Torlone
ER
2007
Springer
167views Database» more  ER 2007»
15 years 9 months ago
An Unified Dynamic Description Logic Model for Databases: Relational Data, Relational Operations and Queries
The paper presents an unified Description Logic (DL) model for databases. Describing database models using DLs is a fundamental problem in many areas because it turns databases to...
Guoshun Hao, Shilong Ma, Yuefei Sui, Jianghua Lv
WEBDB
2000
Springer
120views Database» more  WEBDB 2000»
15 years 9 months ago
Quilt: An XML Query Language for Heterogeneous Data Sources
The World Wide Web promises to transform human society by making virtually all types of information instantly available everywhere. Two prerequisites for this promise to be realiz...
Donald D. Chamberlin, Jonathan Robie, Daniela Flor...
BTW
2009
Springer
118views Database» more  BTW 2009»
15 years 9 months ago
Multi-Objective Scheduling for Real-Time Data Warehouses
: The issue of write-read contention is one of the most prevalent problems when deploying real-time data warehouses. With increasing load, updates are increasingly delayed and prev...
Maik Thiele, Andreas Bader, Wolfgang Lehner