Keyphrases
- functional dependencies
- xml documents
- data transformation
- relational databases
- relational model
- relational schema
- normal form
- integrity constraints
- multivalued dependencies
- xml data
- database schemes
- database design
- inclusion dependencies
- xml queries
- xml schema
- conflict free
- data model
- xml databases
- data dependencies
- relational data
- object oriented
- database
- horn theories
- approximate functional dependencies
- database schema
- set of functional dependencies
- logical implication
- universal relation
- xml keys
- relational database systems
- xml views
- cardinality constraints
- entity relationship
- object oriented databases
- metadata
- xpath queries
- relational algebra
- user defined
- databases