Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion
Joachim SelkeChristoph LofiWolf-Tilo BalkePublished in: CoRR (2012)
Keyphrases
- databases
- database
- query interface
- database queries
- data sources
- database objects
- indexing techniques
- data model
- data retrieval
- query evaluation
- deep web
- query processing
- database systems
- access paths
- xpath queries
- web databases
- knowledge discovery
- response time
- relational databases
- semistructured data
- heterogeneous databases
- xml data
- query expansion
- query patterns
- relevance feedback
- query execution
- data structure
- query rewriting
- answering queries
- data integration
- user queries
- data management
- web search
- data warehouse
- database schemata
- approximate matches
- class hierarchies
- semantically equivalent
- range queries
- database applications
- keywords