This demonstration presents the concepts, design, and implementation of SCDE, a relational database systems extended with the ability to solve constraint satisfaction problems (CS...
The correctness of the data managed by database systems is vital to any application that utilizes data for business, research, and decision-making purposes. To guard databases agai...
NoSQL databases focus on analytical processing of large scale datasets, offering increased scalability over commodity hardware. One of their strongest features is elasticity, whi...
Ioannis Konstantinou, Evangelos Angelou, Christina...
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...