What is data vault?

A Data Vault is a detail-oriented, historical tracking, and uniquely linked set of normalized tables that support one or more functional areas of business.

The difference between the conventional modeling technique and the data vault are its cost-effectiveness, storing the Keys separately, and also if you want to add a new table you can use a satellite table.

There are more features of the data vault its been there for a long time but now it is becoming popular

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