PowerQ: An Interactive Keyword Search Engine for Aggregate Queries on Relational Databases.
Zhong ZengMong-Li LeeTok Wang LingPublished in: EDBT (2016)
Keyphrases
- aggregate queries
- keyword search
- relational databases
- search engine
- keywords
- data cube
- search queries
- efficient computation
- query processing
- probabilistic xml
- xml databases
- aggregation functions
- web search engines
- web search
- database
- multi dimensional
- relational model
- databases
- keyword queries
- xml data
- normal form
- user queries
- structured data
- xml documents
- information retrieval
- query language
- approximate answers
- functional dependencies
- sql queries
- data sources
- sponsored search
- feature selection