Xcerpt and visXcerpt: From Pattern-Based to Visual Querying of XML and Semistructured Data.
Sacha BergerFrançois BrySebastian SchaffertChristoph WieserPublished in: VLDB (2003)
Keyphrases
- semistructured data
- query language
- semistructured databases
- data model
- regular path queries
- regular expressions
- structured data
- semi structured
- multimedia databases
- path expressions
- query evaluation
- database systems
- raw data
- heterogeneous data
- object oriented
- xml documents
- databases
- visual features
- data sets
- tree patterns
- conceptual model
- pattern matching
- keyword search
- high level
- query interface
- information extraction
- website
- semi structured data
- data sources
- machine learning
- ontology reasoning
- query processing