What's a business key?

Question

A Business key is the column or set of columns that uniquely identifies each row in an entity. Through definitions of business keys, you guarantee that the information held in the key column (or columns) of each record will differentiate it from all the other records in the same entity (avoid duplicates).

What is business key example?

For example business keys are customer code in a customer table, composite of sales order header number and sales order item line number within a sales order details table.

What is a business key number?

Almost every company can use a key number: a simple, easily trackable metric that ties directly to the business's financial results. Companies can put that number up on a big scoreboard. They can get everyone involved in tracking it, forecasting it, and figuring out how to move it in the right direction.

What is a business key vs 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. In external databases, the concept of business key usually does not exist.

What is a business key in data warehouse?

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.

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