Processing spatial keyword query as a top-k aggregation query.
Dongxiang ZhangChee-Yong ChanKian-Lee TanPublished in: SIGIR (2014)
Keyphrases
- materialized views
- aggregation queries
- xml databases
- keyword queries
- query processing
- keyword search
- data sources
- keyword search in relational databases
- user queries
- query evaluation
- structured data
- keywords
- structured queries
- semi structured
- structured databases
- database schema
- inverted index
- query optimization
- relational databases
- cost model
- relational database systems
- graph structure
- databases
- result set
- web search engines
- xml queries
- xml data
- multimedia
- query keywords
- search engine