Keyphrases
- xml schema
- automata theory
- xml documents
- graph theory
- learning theory
- regular expressions
- data exchange
- relational databases
- xml data
- integrity constraints
- object oriented
- conceptual model
- metadata
- data management
- student learning
- schema mappings
- computer science
- data model
- college level
- building blocks
- data integration
- databases
- query language
- cooperative
- high level
- social networks
- machine learning