Better Distributed Graph Query Planning With Scouting Queries.
Tomás FaltínVasileios TrigonakisAyoub BerdaiLuigi FuscoCalin IorgulescuSungpack HongHassan ChafiPublished in: GRADES-NDA@SIGMOD (2023)
Keyphrases
- query processing
- user queries
- query evaluation
- range queries
- database queries
- complex queries
- query graph
- efficient processing
- query formulation
- original query
- response time
- multiple queries
- queries involving
- query types
- query terms
- query answers
- answering queries
- search queries
- flow graph
- query suggestion
- database
- query complexity
- retrieval systems
- boolean queries
- query rewriting
- query routing
- search logs
- web search engines
- aggregate queries
- probabilistic databases
- distributed information retrieval
- query result
- result set
- data sources
- semantic query
- spatial queries
- join queries
- recursive queries
- communication cost
- cost model
- query logs
- query refinement
- retrieval process
- selectivity estimation
- distributed environment
- reachability queries
- exact answers
- search engine
- query plan
- query language
- peer to peer
- query expansion
- structured data
- query optimization
- data objects
- query interface
- web queries
- inverted index
- skyline queries
- xpath queries
- approximate answers
- tree patterns
- query patterns
- indexing techniques
- query execution
- index structure
- relevant documents
- web search
- database systems
- unstructured p p systems
- conjunctive queries
- information retrieval systems
- relevance feedback
- keywords
- replica selection
- xml documents
- partial replication