Completeness of Queries over Incomplete Databases.
Simon RazniewskiWerner NuttPublished in: Proc. VLDB Endow. (2011)
Keyphrases
- databases
- database queries
- database
- null values
- data sources
- relational database systems
- data retrieval
- relational databases
- query processing
- query evaluation
- efficient processing
- query language
- data model
- web search engines
- query logs
- complex queries
- knowledge discovery
- database systems
- indexing techniques
- data collections
- database views
- retrieval systems
- user queries
- response time
- web databases
- metadata
- query formulation
- information retrieval systems
- database objects
- database applications
- multi dimensional
- relational database management systems
- relational data model
- approximate matches
- statistical databases
- search queries
- data objects
- range queries
- query terms
- integrity constraints
- data management