How Not to Say "NIL": Improving Answers to Failing Queries in Data Base Systems.
Jürgen M. JanasPublished in: IJCAI (1979)
Keyphrases
- database
- query language
- query processing
- computer systems
- management system
- distributed systems
- relational database management systems
- databases
- response time
- retrieval systems
- question answering systems
- query logs
- web search engines
- information retrieval
- range queries
- database queries
- query formulation
- question answering