Keyphrases
- database
- databases
- visual languages
- natural language
- programming language
- mildly context sensitive
- query language
- relational databases
- database management systems
- formal languages
- database applications
- grammatical inference
- database management
- data management
- data model
- data sets
- database schema
- context free grammars
- context free
- data manipulation
- data structure
- context free languages
- neural network
- query language for xml