Graqula-A Visual Information-flow Query Language for a Geographical Information System.
Erland JungertPublished in: J. Vis. Lang. Comput. (1993)
Keyphrases
- information flow
- visual query language
- query language
- geographical information systems
- data model
- query formulation
- supply chain
- information security
- information flows
- social networks
- spatial databases
- spatial data
- communication networks
- database
- spatial reasoning
- remote sensing
- object oriented
- relational databases
- image processing