Answering Keyword Queries involving Aggregates and GROUPBY on Relational Databases.
Zhong ZengMong-Li LeeTok Wang LingPublished in: EDBT (2016)
Keyphrases
- queries involving
- relational databases
- keyword search
- efficient processing
- query optimization
- keyword queries
- recursive queries
- keywords
- xml data
- complex queries
- query execution
- query answering
- join queries
- relational model
- database technology
- databases
- object oriented
- normal form
- xml databases
- xml documents
- sql queries
- structured data
- database schema
- functional dependencies
- query processing
- cost model
- database
- search engine
- query language
- response time
- data exchange
- data streams
- database systems
- transitive closure
- efficient implementation
- incomplete information
- information retrieval
- range queries