Keyphrases
- xml schema
- xml data
- data model
- xml documents
- semistructured data
- xpath queries
- extensible markup language
- semi structured data
- document centric
- data transformation
- xml databases
- databases
- xml queries
- template matching
- regular expressions
- relational databases
- integrity constraints
- data exchange
- xml data sources
- conceptual schema
- markup language
- data integration
- query language
- xml format
- hierarchical data
- path expressions
- semi structured
- database schema
- xpath expressions
- definition language
- structured data
- database objects
- relational schema
- xml trees
- xml views
- query processing
- information integration
- schema matching
- object oriented
- database tables
- conceptual model
- relational data
- metadata
- database
- relational and object oriented databases
- database design
- matching algorithm
- topic maps
- sql queries
- schema mappings
- heterogeneous data sources
- xml retrieval
- object model
- query interface
- referential integrity
- stored in a relational database