Layering concept
The layering concept in biGENIUS-X is based on the Medallion architecture containing three layer Groups:
Bronze Layer Group
The Bronze Layer Group has the following characteristics:
- It is the Landing stage
- It has the same structure as the Source system
- It is immutable (read-only)
- It can be historized based on delivery
Use cases:
- Historic reloads
- Debugging
- Testing
It includes the following Layers:
- Stage
- Data Store
Silver Layer Group
The Silver Layer Group has the following characteristics:
- It is cleansed and filtered
- It is historized (SCD2)
- It is modeled along subject areas
Use cases:
- Used by operational analytical teams
It includes the following Layers:
- Data Vault modeling:
- Raw Vault
- Business Vault
- Dimensional modeling:
- Dimensional
- Relational modeling:
- Core
Gold Layer Group
The Gold Layer Group has the following characteristics:
- It is highly governed
- It is well-structured & documented
- Can be historized based on the use case
- Complex business rules are applied
Use cases:
- Used for reporting and analysis
- To provide ready-to-use reporting
It includes the following Layers:
- Data Mart
More information about Medallion Architecture is available here.