ql - A query language for flexible access to object oriented and XML databases.
Margret Groß-HardtPublished in: Künstliche Intell. (2005)
Keyphrases
- query language
- xml databases
- object oriented
- xml data
- data model
- keyword search
- relational databases
- expressive power
- xml queries
- query evaluation
- xml documents
- query interface
- semi structured
- relational algebra
- database
- query optimization
- xml schema
- database schema
- relational database systems
- join algorithms
- object oriented databases
- xml query languages
- xpath queries
- semistructured data
- regular expressions
- database applications
- complex objects
- relational model
- semi structured data
- database systems
- access control
- conceptual model
- scientific data
- database design
- data integration
- data warehousing
- first order logic
- information retrieval
- data mining
- databases