TQL: a query language for semistructured data based on the ambient logic.
Luca CardelliGiorgio GhelliPublished in: Math. Struct. Comput. Sci. (2004)
Keyphrases
- semistructured data
- query language
- data model
- regular expressions
- expressive power
- semistructured databases
- object oriented
- query evaluation
- relational algebra
- database
- inconsistent information
- xml data
- regular path queries
- conjunctive queries
- semi structured
- modal logic
- structured data
- recursive queries
- social network analysis
- information extraction
- knowledge discovery
- databases