PXML: A Probabilistic Semistructured Data Model and Algebra.
Edward HungLise GetoorV. S. SubrahmanianPublished in: ICDE (2003)
Keyphrases
- data model
- semi structured
- semistructured data
- query language
- relational algebra
- relational model
- data integration
- databases
- data extraction
- object oriented
- semi structured data
- data sources
- database systems
- structured data
- database
- xml data
- relational data model
- xml databases
- web data
- xml documents
- expressive power
- web data sources
- semistructured databases
- semistructured documents
- metadata
- conceptual model
- entity relationship
- information extraction
- tree structured patterns