Primary and foreign keys link records across multiple tables in a relational database.

Name: Primary and foreign keys link records across multiple tables in a relational database.
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Primary and foreign keys are used to link records across multiple tables in a relational database. The primary key of one table is used as a foreign key in another table to create a relationship between the two tables. This allows for efficient data retrieval and manipulation across the database.

Primary and Foreign Keys Link Records Across Multiple Tables in a Relational