A Query Optimization for XML Document Views Constructed by Aggregations.
Hiroyuki KatoMasatoshi YoshikawaKeizo OyamaShunsuke UemuraPublished in: DANTE (1999)
Keyphrases
- query optimization
- xml data
- xml documents
- query rewriting
- cost model
- database systems
- query processing
- xml databases
- olap queries
- query execution
- xml schema
- multidatabase systems
- xml queries
- sql queries
- cardinality estimation
- cost estimation
- relational data
- relational databases
- query evaluation
- semi structured data
- query language
- materialized views
- data model
- query scheduling
- database
- tree structure
- query optimizers
- xpath queries
- recursive queries
- query optimizer
- query plan
- continuous queries
- integrity constraints
- object oriented
- response time
- structured data
- semi structured
- query execution plans