Grammar-like Functional Rules for Representing Query Optimization Alternatives.
Guy M. LohmanPublished in: SIGMOD Conference (1988)
Keyphrases
- query optimization
- query execution plan
- database systems
- cost model
- query processing
- multidatabase systems
- grammar rules
- cardinality estimation
- rewrite rules
- cost estimation
- query scheduling
- query optimizer
- query execution
- semantic query optimization
- query execution plans
- data placement
- xml data
- efficient execution
- query optimizers
- continuous queries
- execution plan
- selectivity estimation
- transformation rules
- recursive queries
- sparql queries
- distributed databases
- database