Keyphrases
- keyword search
- structured data
- proximity search
- semistructured databases
- keywords
- search engine
- relational databases
- keyword queries
- xml keyword search
- xml databases
- xml documents
- random walk
- xml data
- search queries
- keyword search over relational databases
- inverted index
- query language
- graph databases
- semi structured
- web search engines
- information extraction
- semantic search
- structured databases
- graph structure
- faceted search
- data sources
- database
- language model
- structured queries
- databases