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KDD
1997
ACM
122views Data Mining» more  KDD 1997»
15 years 4 months ago
KDD Process Planning
KDD (Knowledge Discovery in Databases) processhas become a new and important research area. Within the framework of KDD process and the GLS (Global Learning Scheme) system recentl...
Ning Zhong, Chunnian Liu, Yoshitsugu Kakemoto, Set...
DBPL
1991
Springer
98views Database» more  DBPL 1991»
15 years 3 months ago
Structural Recursion as a Query Language
We propose a programming paradigm that tries to get close to both the semantic simplicity of relational algebra, and the expressive power of unrestricted programming languages. It...
Val Tannen, Peter Buneman, Shamim A. Naqvi
COORDINATION
2004
Springer
15 years 5 months ago
An Operational Semantics for StAC, a Language for Modelling Long-Running Business Transactions
This paper presents the StAC language and its operational semantics. StAC (Structured Activity Compensation) is a business process modelling language and a distinctive feature of t...
Michael J. Butler, Carla Ferreira
PVLDB
2010
123views more  PVLDB 2010»
14 years 10 months ago
Sharing-Aware Horizontal Partitioning for Exploiting Correlations During Query Processing
Optimization of join queries based on average selectivities is suboptimal in highly correlated databases. In such databases, relations are naturally divided into partitions, each ...
Kostas Tzoumas, Amol Deshpande, Christian S. Jense...
SIGMOD
2008
ACM
203views Database» more  SIGMOD 2008»
15 years 12 months ago
Querying continuous functions in a database system
Many scientific, financial, data mining and sensor network applications need to work with continuous, rather than discrete data e.g., temperature as a function of location, or sto...
Arvind Thiagarajan, Samuel Madden