Translated by OOPer in cooperation with shlab.jp, on 2014/09/07-2015/02/02.
Based on https://developer.apple.com/library/content/samplecode/CoreDataBooks/Introduction/Intro.html#//apple_ref/doc/uid/DTS40008405 2014-05-08.
As this is a line-by-line translation from the original sample code, "redistribute the Apple Software in its entirety and without modifications" would apply. See license terms in each file . Some faults caused by my translation may exist. Not all features tested. You should not contact to Apple or SHLab(jp) about any faults caused by my translation.
Xcode 9 beta 3, iOS SDK 11
iOS 8.0 or later