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In addition to the 7 metadata areas, the open metadata models introduces some base definitions and structures that are used throughout the open metadata models.  These need to be loaded first and so we have added an Area 0 that includes these base definitions.   The current models defined for Apache Atlas have been moved to 1000.  Thus the models numbers from 0000 to 0099 will look something like figure 1.

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The base model defines key concepts such as Referenceable, Asset, Infrastructure, Process and DataSet.  It has been restructured so that Asset now inherits from Referenceable.

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