GRAQULA: A Graphical Query Language for Entity-Relationship or Relational Databases.
Gary H. SockutLuanne M. BurnsAshok MalhotraKyu-Young WhangPublished in: Data Knowl. Eng. (1993)
Keyphrases
- entity relationship
- relational databases
- query language
- object oriented
- data model
- relational model
- database
- relational algebra
- conceptual model
- database schema
- er model
- extended entity relationship
- query evaluation
- functional dependencies
- database design
- databases
- expressive power
- conceptual modeling
- relational schema
- relational data model
- xml data
- conceptual schema
- conceptual database design
- entity relationship diagrams
- relational database systems
- xml documents
- relational data
- database applications
- data modeling
- sql queries
- database technology
- semantic data models
- normal form
- complex objects
- user defined
- data types
- database management systems
- object relational
- data sources
- case study