Considering Data Skew Factor in Multi-Way Join Query Optimization for Parallel Execution
Kien A. HuaYu-lung LoHonesty C. YoungPublished in: VLDB J. (1993)
Keyphrases
- query optimization
- parallel execution
- cost model
- join algorithms
- data skew
- query execution
- hash join
- efficient execution
- query processing
- parallel processing
- join operations
- database systems
- load balancing
- join queries
- data distribution
- efficient processing
- query optimizer
- xml data
- data partitioning
- continuous queries
- xml queries
- spatial join
- skewed data
- relational databases