Put a Tree Pattern in Your Algebra.
Philippe MichielsGeorge A. MihailaJérôme SiméonPublished in: ICDE (2007)
Keyphrases
- tree patterns
- querying xml documents
- queries using views
- tree structured data
- tree pattern queries
- tree structures
- xml queries
- xml files
- tree structured patterns
- unordered trees
- data model
- pattern languages
- xml documents
- structural features
- semi structured
- query language
- relational data model
- relational databases
- relational algebra
- query evaluation
- information extraction
- conjunctive queries
- rooted trees
- database systems