Assigning Meaning to Ill-Defined Queries Expressed in Predicate Caculus Language.
Robert DemolombePublished in: Advances in Data Base Theory (1979)
Keyphrases
- natural language
- query language
- query processing
- user queries
- pattern languages
- language learning
- relational calculus
- aggregate functions
- complex queries
- programming language
- visual query language
- web search engines
- xml query languages
- database
- database query languages
- range queries
- query evaluation
- query logs
- search queries
- efficient processing
- high level query language
- natural language queries
- semantic representations
- xquery full text
- retrieval systems
- speech acts
- conceptual graphs
- query formulation
- database queries
- response time
- data sources
- data model