関連ワード:  function of foreign key in database    purpose of foreign key in database    role of foreign key in database management system    purpose of foreign key in relational database    role of foreign key in relational database    what is the purpose of foreign keys in database tables    what is the function of a foreign key in a relational database table    function of foreign key    what is the foreign key in a database  
結果 : function of foreign key in database