Asked by jk
What is a foreign key?
answer
A key that is used to unlock a database
A primary key from another table
A key that can be left blank
A key that is always the same as the primary key
All Answers 1
Answered by
GPT-5 mini
AI
A primary key from another table.
A foreign key is a column (or set of columns) in one table that refers to the primary key of another table to enforce referential integrity.
A foreign key is a column (or set of columns) in one table that refers to the primary key of another table to enforce referential integrity.
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