Path-expression Queries over Multiversion XML Documents.
Zografoula VagenaVassilis J. TsotrasPublished in: WebDB (2003)
Keyphrases
- information retrieval systems
- path expressions
- xml documents
- xml data
- xml query languages
- xml queries
- xml query processing
- semi structured data
- xpath queries
- query language
- data model
- relational databases
- xml databases
- keyword search
- duplicate elimination
- structured data
- complex objects
- cost model
- relational data
- object oriented databases
- query result
- query optimization
- xml schema
- xml elements
- functional dependencies
- tree patterns
- relational tables
- tree structure
- query evaluation
- regular expressions
- database
- data structure
- information extraction
- semistructured data
- relational database systems