On the Tree Inclusion and Query Evaluation in Document Databases.
Yangjun ChenYibin ChenPublished in: ICEIS (1) (2005)
Keyphrases
- query evaluation
- databases
- inverted lists
- data management
- efficient query evaluation
- signature file
- query language
- query processing
- xml data
- deductive databases
- conjunctive queries
- database
- xml trees
- null values
- index structure
- probabilistic databases
- tree structure
- data model
- database systems
- document collections
- relational databases
- data complexity
- twig queries
- transitive closure
- information retrieval
- information retrieval systems
- indexing techniques
- data integration
- document retrieval
- document clustering
- metadata
- r tree
- b tree
- text documents
- regular expressions
- data structure
- querying xml documents
- probabilistic xml
- tree pattern queries
- data exchange
- expressive power
- retrieval systems
- user queries
- test collection
- database management systems
- knowledge discovery
- keywords