What is a business key in data warehouse?

What is a business key in datawarehouse?

Each dimension table consist of its business key attribute, the one that uniquely identifies a row in the table. The business key is the attribute that is known in the operational system by the business users.

What is meant by business key?

A natural key (also known as business key or domain key) is a type of unique key in a database formed of attributes that exist and are used in the external world outside the database (i.e. in the business domain or domain of discourse).

What is a business key and primary key?

So the difference between a primary key and a business key in Bizagi, is that the primary key is a consecutive number defined automatically by Bizagi, and a business key is an attribute of an entity with unique values, which is defined by users. Keys in external databases.

Is business key and primary key the same?

These are two different kinds of keys. The counter is a surrogate key, and the "business key" is a natural key. All tables in a relational database should (not will, just should) have a declared primary key (PK). This key is a column or group of columns that will uniquely identify a row in the table.