Foreign Key Constraints: Inserting Data into Dependent Tables
Learn how to insert data into multiple interrelated tables of the database.
When there is a relationship between two tables, inserting data becomes less straightforward. A column with a foreign key constraint cannot accept any arbitrary value. It will accept only those values that exist in the referencing column.
Example
Let’s consider the following example. We have two tables, Employees
and Departments
, with the following structure.
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