Path Constraints in Semistructured and Structured Databases.
Peter BunemanWenfei FanScott WeinsteinPublished in: PODS (1998)
Keyphrases
- semi structured
- structured databases
- structured data
- unstructured data
- semistructured databases
- semistructured data
- keyword queries
- xml databases
- information extraction
- data model
- keyword search
- information integration
- semi structured data
- web data
- data sources
- web databases
- textual data
- metadata
- text databases
- web documents
- xml documents
- information retrieval systems
- xml schema
- raw data
- business intelligence
- related problems
- data warehouse
- knowledge representation
- natural language
- database systems
- database