MD 21/22

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Data Warehouse

Data Warehouses.
(Conceptual) multidimensional data models.
Typical OLAP operations and OLAP query languages.
Metadata. Spatial and temporal dimensions.
Interaction in the data analysis process.

Graph Modelling

Relational, semi-structured and graph data.
Data modelling with graphs.
Querying graph models. Graph databases.
Relationship to NoSQL movement..

Semantic Web

Motivation.
Linked Open Data.
Language and semantics of the Resource Description Framework (RDF) and SPARQL query language.
Ontologies in the Semantic Web: RDF Schema and Web Ontology Language (OWL).