是否可以存储和检索使用Objective-C创建的对象？ （在数据库中，用于iOS应用程序）

I'm working on an iOS app that creates "location sets" where each row contains a location name and a GeoPoint, and each set has its own name. Each of these sets are stored in an object inside our program (all belonging to the same class). Now we want to give users the capability to create sets and upload them to a database, allowing other users to access and download them to their device.I'm working on an iOS app that creates "locatio