Operational and Abstract Semantics of a Query Language for Semi-Structured Information.
Agostino CortesiAgostino DovierElisa QuintarelliLetizia TancaPublished in: DDLP (1998)
Keyphrases
- query language
- semi structured information
- xml data
- data model
- sparql queries
- expressive power
- object oriented
- query evaluation
- database query languages
- conceptual model
- formal semantics
- semi structured data
- query optimization
- database
- logic programming
- semantic information
- high level
- relational algebra
- graphical representation
- recursive queries
- data mining
- propositional dynamic logic
- language constructs
- rdf graphs
- algebraic operations
- query processing
- rdf data
- low level