A Methodology for Interpreting Tree Queries Into Optimal Semi-Join Expressions.
D. M. ChiuYu-Chi HoPublished in: SIGMOD Conference (1980)
Keyphrases
- query processing
- join queries
- efficient processing
- web search engines
- join operator
- query language
- indexing schemes
- database
- range queries
- binary decision tree
- join operations
- tree patterns
- index structure
- query optimization
- user queries
- query evaluation
- worst case
- web search
- database systems
- data structure
- tree structures
- r tree
- tree structure
- indexing structure
- response time
- query result
- multi dimensional
- query patterns
- conjunctive queries
- data sources
- cartesian product