Optimizing Queries in Extended Relational Databases.
Michael J. MaherJunhu WangPublished in: DEXA (2000)
Keyphrases
- relational databases
- database
- query processing
- relational database systems
- query evaluation
- high level query language
- constraint databases
- query language
- response time
- web search engines
- query logs
- relational database management systems
- database queries
- database schema
- databases
- user queries
- relational model
- search queries
- range queries
- efficient processing
- object oriented
- null values
- normal form
- relational tables
- sql queries
- data objects
- answering queries
- xml documents
- query formulation
- monadic second order logic
- database objects
- attribute values
- functional dependencies
- relational data