What is meant by 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 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.

What is business key in data warehouse with 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 business key in DBMS?

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 difference between surrogate key and business key?

Every row would have both a business key and a surrogate key. The surrogate key identifies one unique row in the database, the business key identifies one unique entity of the modeled world. One table row represents a slice of time holding all the entity's attributes for a defined timespan.

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