RelaX: A Webbased Execution and Learning Tool for Relational Algebra.
Johannes KesslerMichael TschuggnallGünther SpechtPublished in: BTW (2019)
Keyphrases
- relational algebra
- learning tools
- expressive power
- relational model
- query language
- learning experience
- data model
- normal form
- relational database systems
- relational calculus
- complex objects
- distance learning
- mobile learning
- first order logic
- transitive closure
- relational databases
- relational data model
- null values
- database query languages
- summary tables
- incomplete information
- database technology
- video games
- database systems
- artificial intelligence
- database applications
- programming language
- object oriented
- high level