Data Vault Link

Definition of Link Structure: Unique list of relationships

Requirement: Combines two or more Hubs (or same hub at least twice for a recursive link)

DV1.0 Structure Contains:
Link Sequence (PK)
Load Date (singularity)
Record Source
<Hub 1 Sequence>
<Hub N Sequence>

DV2.0 Structure Contains:
Link Hash Key (PK)
Load Date (singularity)
Record Source
<Hub 1 Hash Key>
<Hub 2 Hash Key>
<Hub 1 Business Key(s)>
<Hub 2 Business Key(s)>

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