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