COMPASS: Online Sketch-based Query Optimization for In-Memory Databases.
Yesdaulet IzenovAsoke DattaFlorin RusuJun Hyung ShinPublished in: SIGMOD Conference (2021)
Keyphrases
- query optimization
- database systems
- databases
- memory resident
- approximate query answering
- cost model
- query processing
- xml data
- cardinality estimation
- data management
- data model
- selectivity estimation
- multidatabase systems
- query execution
- database
- cost estimation
- query execution plans
- query optimizer
- hash join
- recursive queries
- efficient execution
- database applications
- data placement
- continuous queries
- query optimizers
- query scheduling
- query execution plan
- query rewriting
- storage structures
- database operations
- execution plan
- object oriented