Optimizing Sorting and Duplicate Elimination in XQuery Path Expressions.
Jan HiddersPhilippe MichielsRoel VercammenPublished in: Bull. EATCS (2005)
Keyphrases
- duplicate elimination
- path expressions
- xml data
- xml documents
- complex objects
- xml queries
- object oriented databases
- cost model
- semi structured data
- query language
- xml query languages
- regular expressions
- semistructured data
- query optimizer
- query optimization
- data model
- relational database systems
- structured data
- sql queries
- xml databases
- xml schema
- query execution
- xpath queries
- query evaluation
- data exchange
- query result
- semi structured
- keywords