A System to Support Teaching and Learning Relational Database ...

• cours - matière : database
• expression écrite - matière potentielle : time
• cours - matière : computer science - matière potentielle : computer science

A System to Support Teaching and Learning Relational Database Query Languages and Query Processing A. Albano, C. Valisena University of Pisa, Department of Informatics, Largo B. Pontecorvo 3, 56127 Pisa, Italy Abstract. The importance of relational algebra in a database course is widely recognized to facilitate teaching and learning of SQL. From our ex- perience we have also found it very useful for the students to understand the basics of query processing in terms of execution plans.

• physical operators
• logical plan
• graphical editors
• data struc- tures
• physical plan
• database course
• relational algebra
• node
• tree
• query