Concept

What is a foreign key used for?

2. Understanding Databases 2.1 Storing Structured Information 2.1. / What is a foreign key?

"A foreign key stores the identifier of another related record. One record can therefore point to its parent or another associated entity. These references allow software to reconstruct structured information and verify that connections between records are valid."

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What is a foreign key used for? | 2. Understanding Databases 2.1 Storing Structured Information 2.1. | Bifalgorithm | Bifalgorithm