Write a relational algebra expression to find for all customers, the pizza that they dislike. The result should be of the form (cname,pizza). 2 Challenge The answers to the following questions is ...

. ├── docs # Documentation files (alternatively `doc`) │ ├── scope-charter # Scope and Charter │ ├── design # Design documents │ ├── final # Final documents │ ├── weekly logs # Team and Individual ...

Abstract: Relational database systems have succeeded commercially because of their straightforwardness and well-built theoretical foundation. This paper ¿Implementation of Relational Algebra ...