Towards Similarity-Based Topological Query Languages.
Alberto BelussiOmar BoucelmaBarbara CataniaYassine LassouedPaola PodestàPublished in: EDBT Workshops (2006)
Keyphrases
- query language
- expressive power
- data model
- database
- relational algebra
- object oriented
- recursive queries
- topological properties
- query evaluation
- topological spaces
- conjunctive queries
- database systems
- geometric objects
- regular expressions
- xml data
- relational calculus
- semistructured data
- similarity based retrieval
- tree pattern queries