Query-Optimierung auf syntaktischer Ebene - eine empirische Untersuchung / Query Optimization on the Syntactical Level - an Empirical Investigation.
Andrea SchnabelJutta RößnerHans W. NauPublished in: it Inf. Technol. (1989)
Keyphrases
- query optimization
- query processing
- query execution
- queries involving
- query optimizer
- query scheduling
- cost model
- cardinality estimation
- query execution plans
- selectivity estimation
- query rewriting
- query plan
- recursive queries
- query execution plan
- database systems
- join queries
- query optimizers
- complex queries
- multidatabase systems
- execution plan
- approximate query answering
- efficient execution
- semantic query optimization
- efficient query processing
- cost estimation
- rewrite rules
- response time
- join operators
- xml data
- index structure
- query containment
- efficient processing
- database queries
- sparql queries
- hash join
- databases
- query result
- continuous queries
- user queries
- multiple queries
- data structure
- data streams
- query language
- data management