On the Relative Expressiveness of Second-Order Spider Diagrams and Regular Expressions.
Peter ChapmanGem StapletonPublished in: DMS (2010)
Keyphrases
- regular expressions
- pattern matching
- query language
- finite automata
- expressive power
- monadic second order logic
- deterministic finite automata
- regular languages
- semistructured data
- query evaluation
- regular path queries
- tree automata
- web mining
- data model
- frequent sequences
- matching algorithm
- xml schema
- finite state machines
- query containment
- databases
- object oriented
- context free grammars
- domain knowledge
- data warehouse