A Specification of a Spatial Query Language over GML.
José Eduardo CórcolesPascual GonzálezPublished in: ACM-GIS (2001)
Keyphrases
- query language
- spatial data
- data model
- spatial information
- spatial databases
- topological relations
- spatio temporal
- spatio temporal databases
- expressive power
- spatial relationships
- spatial clustering
- data types
- user defined
- spatial and temporal
- conceptual model
- relational algebra
- geographic information systems
- data analysis
- r tree
- complex objects
- high level
- markup language
- query evaluation
- language constructs
- spatial reasoning
- object oriented
- information retrieval
- data mining
- formal specification
- spatial distribution
- path expressions
- formal verification
- database