When a ‘one’ table’s primary key field is added to a related “many” table in order to create a common field which relates the two tables , it is called foreign key in the “many” table.
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I am writing my experiences and learning to help others
When a ‘one’ table’s primary key field is added to a related “many” table in order to create a common field which relates the two tables , it is called foreign key in the “many” table.