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"Core Data is a framework that you use to manage the model layer objects in your application.It provides generalized and automated solutions to common tasks associated with object life cycle and object graph management, including persistence." - Source from Apple".We will start by creating a simple app that is utilizing Core Data framework, building our own Core Data stack and eventually using all different Core Data features into our application.We will cover the various ways on fetching our data and how to efficiently using Core Data in our app.

This is the first of many major steps in Core Data.This lecture shows how to utilize Core Data aggregate function "SUM" and "COUNT".It demonstrates the use of Dictionary Result Type, Count Result Type and Count For Fetch Request.On top of that, you will be one step closer to become a well rounded i OS developer.Throughout this course we will look in detail the Core Data framework to provide data storage functionality in i OS applications.

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