A Performance Evaluation of Four Parallel Join Algorithms in a Shared-Nothing Multiprocessor Environment.
Donovan A. SchneiderDavid J. DeWittPublished in: SIGMOD Conference (1989)
Keyphrases
- join algorithms
- data skew
- cost model
- database query processing
- data distribution
- main memory
- distributed memory
- rank join
- join processing
- xml databases
- b tree
- spatial join
- single processor
- query processing
- sort merge
- parallel implementation
- scheduling algorithm
- parallel computing
- query execution
- efficient processing
- information extraction
- data sources
- databases