In technical terms, when we delete the phone from the database, the phone battery object will not be deleted because it may still be functional and can be used in another phone. So in aggregation, while there is
Composition is more restrictive. When there is a composition between two objects, the composed object cannot exist without the other object. This restriction is not there in aggregation. Though one object can contain the other object, there is no condition that the composed object must exist. The...
nutrients Article Association between 25-Hydroxyvitamin D Status and Components of Body Composition and Glucose Metabolism in Older Men and Women Svea-Vivica Mathieu 1,2,†, Karina Fischer 1,2,†, Bess Dawson-Hughes 3, Gregor Freystaetter 1,2, Felix Beuschlein 4, Simeon Schietzel 1,2, ...