In addition to the public database, a container also contains a private database for each user of your application. CloudKit also offers several APIs to access the iCloud Storage, where a user can store data and files . CloudKit sharing provides a way for records contained within a private database to be shared with other app users, entirely at the discretion of the owner of that database. CloudKit Tutorial: Getting Started - raywenderlich.com The sharedCloudDatabase is just a collection of zones which have records that truly exist in the sharer's privateCloudDatabase. GDPR & CloudKit. CloudKit Sharing: Five Tips and Tricks | contagious.dev - Dan Griffin The private database is actually a file in the users's own iCloud store (it isn't visible in their iCloud Drive, however). The user's private database is used to store data that is specific to that particular user. This blog post explains in detail three bugs found in iCrowd+, Apple News . Hence, the operation can be called at app launch or via a . Building a Shopping List Application With CloudKit: Sharing Shopping Items Gets whether the current database contains public, private, or shared data. CloudKit private database pricing | Apple Developer Forums Sharing in CloudKit relies on a specialized kind of record called a CKShare. It shows how to filter a set of records by using a predicate against a property — in this case, a set of Contact records with a name property, and a BEGINSWITH predicate to query for records prefixed by a user-provided string. CloudKit Samples: Private Sync with Subscriptions and Push Goals. In CloudKit, every record has some inherent fields, the most important two are: recordID and recordName. This project demonstrates use of CloudKit queries against a CloudKit Private Database. It is the foundation for both iCloud Storage and iCloud Photo Library. When your user wants to share records with others, create a CKShare on their behalf and save it to the private database. You can create a user model inside your applicati. The format is the same for the private database. CKDatabase Class (CloudKit) | Microsoft Docs Public database comes with . Private CloudKit database, by design is for private use only, and you can't allow access to it to anyone else. An Introduction to CloudKit Data Storage on iOS 9 - Techotopia When User B interacts with these records, they are modifying or viewing the original records in User A's space.