Relaxing and Restraining Queries for OBDA.
Medina AndreselYazmín Ibáñez-GarcíaMagdalena OrtizMantas SimkusPublished in: AAAI (2019)
Keyphrases
- query processing
- response time
- query language
- query evaluation
- user queries
- database queries
- database
- boolean queries
- web search engines
- range queries
- probabilistic databases
- answering queries
- efficient processing
- complex queries
- attribute values
- data sources
- query logs
- search queries
- relational database systems
- query formulation
- metadata
- learning algorithm
- neural network
- data sets