iosnativeapp与API或直接数据库连接交谈？-iosnativeapptalkingtoanAPIordirectdatabaseconnections?

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Yes, access the data via an API. Whether fancy authentication is needed, depends on what is stored in your database, and what your application is designed to do. Here is one resource (among millions) on API design: http://www.vinaysahni.com/best-practices-for-a-pragmatic-restful-api

是的，通过API访问数据。是否需要花哨认证取决于数据库中存储的内容以及应用程序的设计目标。以下是API设计中的一种资源（数百万）：http：//www.vinaysahni.com/best-practices-for-a-pragmatic-restful-api

Also, here is a popular networking library for iOS: https://github.com/AFNetworking/AFNetworking

此外，这是一个流行的iOS网络库：https：//github.com/AFNetworking/AFNetworking

As for what technology to use, that too open ended and you will get 10 answers for every technology available. This should help though: https://softwareengineering.stackexchange.com/q/154519/44948

至于使用什么技术，太开放的结果，你会得到每个可用技术的10个答案。这应该有所帮助：https：//softwareengineering.stackexchange.com/q/154519/44948