Organisation Data Lineage
Organisation-Level Data Lineage
Maps a retail bank’s data estate across four systems (Salesforce, MySQL, Oracle, Snowflake), tracing from the organisation node through each system’s service layer, databases, tables, and fields.
Node Types
| Colour | Type | Role |
|---|---|---|
| Dark navy | Organisation / System | The bank and its technology systems |
| Mid navy | Service | Database or SaaS service instances |
| Slate blue | Database | Named database schemas |
| Teal | Table / Object | Relational tables or SaaS objects |
| Teal (darker) | Field | Individual columns with data types |
Relationships
- OWNS — organisation owns a system
- Unlabelled edges trace the structural hierarchy:
Organisation → System → Service → Database → Table → Field