Kappa-Join: Efficient Execution of Existential Quantification in XML Query Languages.
Matthias BrantnerSven HelmerCarl-Christian KanneGuido MoerkottePublished in: XSym (2006)
Keyphrases
- efficient execution
- path expressions
- xml query languages
- join operations
- query optimization
- xml data
- xml queries
- cost model
- spatial join
- xml documents
- join algorithms
- query execution
- query processing
- complex objects
- xml databases
- semi structured data
- query language
- object oriented databases
- data model
- regular expressions
- semistructured data
- xpath queries
- query optimizer
- query evaluation
- database systems
- relational databases
- relational database systems
- relational data
- multi dimensional
- xml schema
- efficient processing
- b tree
- r tree
- main memory
- range queries
- semi structured
- web mining
- structured data
- query processor
- data warehouse