Explain the components of a star schema with figures and suitable examples. RELATION 1 (PRIMARY KEY, ATTRIBUTES...)
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Explain the components of a star schema with figures and suitable examples.
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RELATION 1 (PRIMARY KEY, ATTRIBUTES...) RELATION 2 (PRIMARY KEY, FOREIGN KEY, ATTRIBUTES...) Relational database model Dimension 1 Dimension 2 Dimension 3 Fact Table Dimensions Facts Dimension 4 Dimension 5 Dimension 6 Multidimensional database model - star-schema view Object Class 1 Attributes Object Class 2 Attributes Methods Value Methods Object-oriented database model Volume Veracity Object Class 3 Attributes Big Data Methods Velocity Variety Key characteristics of big data -no predefined data model
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A star schema is a type of database schema that is used to store data in a mu...View the full answer
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Related Book For
Modern Database Management
ISBN: 9780134773650
13th Edition
Authors: Heikki Topi, Jeffrey A Hoffer, Ramesh Venkataraman
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