Keyphrases
- inclusion dependencies
- relational databases
- functional dependencies
- relational model
- data dependencies
- databases
- integrity constraints
- object oriented
- database
- normal form
- database technology
- sql queries
- relational database systems
- xml documents
- database schema
- universal relation
- set of functional dependencies
- containment of conjunctive queries
- xml data
- xml schema
- relational algebra
- relational database management systems
- bayesian networks
- tuple generating dependencies