Data Vault - Link
Table of Contents
1 - About
Typical examples of Links in the data vault methodology:
- and re-definition of business terms.
Every table which has more than one foreign key is a candidate to become a link.
2 - Articles Related
3 - Associations Link
3.1 - Driving Key
The driving key is the main key that drives the rest of the relationship. She is arbitrarily assigned. The driving key is necessary to identify so that Satellites based on the Link can be appropriately “end-dated” when the relationship changes.
3.2 - History
- in a link satelitte
- of as an attribute of a satellite