Editor for Data Vault Diagrams
The diagram editor for data vault diagrams is for modeling the historization of data objects in the Data Warehouse.
Purpose
You use Data Vault diagrams to model the historization of the data objects in the Data Warehouse.
Data Vault 2.0 notation consists of the following main categories:
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Hub
Information that uniquely describes an object, i.e. its identity
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Link
Relationships between the objects
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Satellite
Attributes that describe an object (hub) or an object relationship (link)
Methodically, the Data Vault standard has many advantages, from high flexibility for enhancements and the full historization of data to the significant parallelization of the data load processes for your data warehouse. Thanks to standardization, the process can be quickly transferred to different projects and can be automated with excellent results.
Innovator offers the following diagram notations for Data Vault diagrams:
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Chen
Notation in accordance with Peter Pin-Shan Chen with (min,max) cardinalities
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DSA
Notation in accordance to data structure analysis
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James Martin
Notation in accordance with James Martin, Bachmann and Odell (also know as "crow's foot" notation)
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SERM
Notation in accordance with structured entity relationship modeling from Prof. Dr. Elmar J. Sinz
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UML
Notation in accordance with Unified Modeling Language
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IDEF1X
Notation in accordance with IDEF1X standard (U.S. authority standards FIPS 184)
The main difference between these notations is how they display relationships, whose cardinalities are illustrated with various different graphic icons or formal texts in different places.
