Benefits:
• It reduces the number of objects to deal with.
• It reduces the amount of memory and storage devices required if the objects are persisted.
Applicable Scenarios:
• An application uses a considerable number of objects.
• The storage costs are high because of the quantity of objects.
• The application does not depend on object identity.
博客介绍了处理对象的好处,可减少需处理的对象数量,若对象持久化还能降低对内存和存储设备的需求。同时说明了适用场景,如应用使用大量对象、因对象数量多导致存储成本高,且应用不依赖对象标识。
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