A Family of Nested Query Languages for Semi-structured Data.
Nicole BidoitSofian MaaboutMourad YkhlefPublished in: FoIKS (2000)
Keyphrases
- semi structured data
- recursive queries
- query language
- xml data
- xml query languages
- structured data
- semi structured
- path expressions
- data model
- web mining
- xml documents
- expressive power
- mining frequent
- web data
- unordered trees
- relational algebra
- semi structured information
- semistructured data
- query optimization
- ordered trees
- database
- xml databases
- xml queries
- heterogeneous data
- query evaluation
- object oriented
- conjunctive queries
- relational model
- data sources
- relational databases