Answering Provenance-Aware Queries on RDF Data Cubes Under Memory Budgets.
Luis GalárragaKim Ahlstrøm JakobsenKatja HoseTorben Bach PedersenPublished in: ISWC (1) (2018)
Keyphrases
- data cube
- range sum queries
- aggregate queries
- approximate answers
- provenance information
- rdf graphs
- metadata
- query language
- olap queries
- multi dimensional
- on line analytical processing
- range queries
- answering queries
- storage space
- data warehouse
- pre computed
- space efficient
- multidimensional databases
- multi dimensional data
- multidimensional arrays
- data sources
- range aggregate queries
- approximate query answering
- semantic web
- rdf data
- multidimensional data model
- query answering
- data model
- compressed data
- fact table
- rdf triples
- star schema
- query processing
- olap systems
- main idea consists
- online analytical processing
- data cube construction
- query answers
- linked data
- database systems
- machine learning
- real world
- data structure
- data warehousing
- databases