Abstract. Subsumption between queries provides valuable information, for example in an interoperability environment when there is a need to convert.
People also ask
What are the 4 steps of query processing?
What is subsumption?
What does the term query refer to?
What is query reformulation?
Subsumption occurs when one clinical meaning is a subtype of another clinical meaning, and testing for this is called 'subsumption testing'.
The paper examines query subsumptions in a relational context and develops a general subsumption technique for queries with function-free first- order ...
Building on our analyses, we devise a transformation, called subsumption optimization, for making sure that a query that subsumes another in subsumptive tabling ...
The paper examines query subsumptions in a relational context and develops a general subsumption technique for queries with function-free firstorder ...
The paper examines query subsumptions in a relational context and develops a general subsumption technique for queries with function-free firstorder ...
Query optimization is largely reasoning on intentional representations, esp. queries and schema information. Therefore, this area appears as a natural choice ...
We propose a query optimizer that recognizes subset relationships between a query and a view (a simpler query whose answer is stored) in polynomial time.
Pellet is an OWL 2 reasoner in Java; open source (AGPL) and commercially licensed, commercial support available.
Subsumption permits to delete more specific tuples by more general tuples. A programmer can express this by declaring a partial-order in the form of a ...