DataVault Link
Overview
Data Vault link is a table type that stores relationships between Data Vault hubs.
Function
Use this type when a relationship between business keys must be represented independently. Selecting it connects two or more hub identities.
When to use
Choose Data Vault link when a relationship between business keys must be represented independently.
Behavior in AnalyticsCreator
| Area | Behavior |
|---|---|
| Configuration | Configure the participating hub references, link identifier, and load metadata. |
| Processing | Link processing inserts newly observed relationships without replacing existing relationships. |
| Output | The link provides a stable representation of relationships between hubs. |
Type-specific properties
| Property | Description |
|---|---|
| Hub references | Participating Data Vault hubs. |
| Link identifier | Surrogate or hash-based relationship identifier. |
| Load metadata | Technical load and record-source information. |
| Link grain | Business meaning represented by one link row. |
Compatibility and limitations
The set and order of participating business keys must remain stable for consistent link identity.
Relationships
| Related entity | Relationship |
|---|---|
| Table | The table type defines the purpose and behavior of the table entity. |
| Schema | The schema type and warehouse architecture influence which table types are normally used. |
| Package | Import, historization, and persisting packages can populate specific table types. |
