Investigating the Effects of Spatial Data Redundancy in Query Performance over Geographical Data Warehouses.
Thiago Luís Lopes SiqueiraRicardo Rodrigues CiferriValéria Cesário TimesCristina Dutra de Aguiar CiferriPublished in: GeoInfo (2008)
Keyphrases
- spatial data
- data warehouse
- r tree
- olap operations
- geo spatial
- geographical information systems
- geographical information
- spatial analysis
- query execution
- data analysis
- multidimensional data
- geographic information
- on line analytical processing
- data warehousing
- spatial databases
- geographic information systems
- decision support
- business intelligence
- data integration
- geospatial data
- data cube
- data marts
- data mining
- databases
- decision support system
- data management
- data sources
- temporal data
- spatial objects
- olap systems
- response time
- data quality
- olap queries
- online analytical processing
- olap query processing
- machine learning
- spatial index
- metadata
- data mining techniques
- materialized views
- olap tools
- index structure