Big data Flashcards

1
Q

Big data

A

An umbrella term used to refer to typically unstructured datasets that are large in terms of storage size, data streaming rate and/or variety.

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2
Q

Fact based model

A

A data model consisting of facts such that each fact captures a single piece of information.

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3
Q

Graph schema

A

A data model where the structure of a database is defined in terms of nodes, edges and properties.

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4
Q

Nodes (Graph schema)

A

The representation of an entity.

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5
Q

Edges (Graph schema)

A

The representation of a relationship between two entities.

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6
Q

Properties (Graph schema)

A

The representation of attributes and information stored with each entity.

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