Quasi-SLCA based Keyword Query Processing over Probabilistic XML Data
Jianxin LiChengfei LiuRui ZhouJeffrey Xu YuPublished in: CoRR (2013)
Keyphrases
- xml data
- xml keyword search
- keyword search
- query processing
- xml documents
- xml databases
- keyword queries
- query optimization
- query evaluation
- data model
- xml queries
- semi structured data
- relational databases
- query language
- queries on xml data
- lowest common ancestor
- xml fragments
- data management
- structured queries
- relational database systems
- querying xml data
- inverted index
- path expressions
- efficient query processing
- database systems
- efficient processing
- query result
- xml schema
- cost model
- index structure
- xml query processing
- keywords
- xml data management
- information retrieval
- query decomposition
- xml query languages
- xml trees
- xpath queries
- structured data
- range queries
- r tree