Keyphrases
- conceptual model
- case study
- query language
- relational model
- data model
- database language
- sql queries
- real world
- relational database systems
- databases
- relational databases
- relational data model
- open source
- error handling
- scripting language
- database management
- database design
- data manipulation
- language constructs
- natural language
- database technology
- data types
- business process
- software development
- database
- programming language
- relational calculus
- definition language
- data structure