A database application differs form regular applications in that some of its inputs may be database queries. The program will execute the queries on a database and may use any re...
Abstract. Definitions of the concepts derived from the goal concept (including functional and nonfunctional goal, hardgoal, and softgoal) used in requirements engineering are discu...
This paper studies a new query on uncertain data, called k-selection query. Given an uncertain dataset of N objects, where each object is associated with a preference score and a p...
Xingjie Liu, Mao Ye, Jianliang Xu, Yuan Tian, Wang...
The Selfish-brain theory has created the theoretical basis for the systemic analysis of the energy metabolism in terms of a supply chain. The energy in form of glucose equivalents...
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...
Data Warehouse (DWH) systems represent a single source of information for analyzing the status, the development and the results of an organization. Today's DWH systems provide...
We propose a small set of parameterized abstract models for workflow patterns, starting from first principles for sequential and distributed control. Appropriate instantiations yie...
This paper presents a methodology to derive views over a relational database by applying a sequence of appropriately defined operations to the global schema. Such tailoring and com...