DeepOLA: Online Aggregation for Deeply Nested Queries.
Nikhil SheoranPublished in: SIGMOD Conference (2022)
Keyphrases
- aggregation queries
- query language
- online learning
- query processing
- efficient processing
- response time
- real time
- boolean queries
- database queries
- database
- web search engines
- data objects
- query logs
- data sources
- aggregate queries
- answering queries
- user queries
- retrieval systems
- hierarchical structure
- query terms
- indexing techniques
- relational database systems
- sensor networks
- tree patterns
- relational databases