I have an entity called \"Sessions\" and it contains an NSDate attr开发者_如何学运维ibute. What I want is to be able to query the core data model and get an array of the DAYS of the NSDates, without
I have two tables: table1 and table2. What woul开发者_JS百科d be the NSPredicate format equivalent to the following SQL query?
Is it possible to use aggregate operator such as @min inside a predicate? BTW The predicate filters an array of objects.
I have two entities \'Times\' <*-> \'FileList\'. \'FileList\' - has relation \'whenDownload\', reverse relation from \'Times\' is \'wichFile\'.
Let\'s say i want to let user search for my objects using a name property of the objects. I have no problem if the user only enters one word:
I\'m trying to setup a core data model like this: User-> Friends-> Albums -> Pictures (Minus User, each of these is a to-many relationship)
i have a weird exeption when i debug my app on my device. debugging in simulator works as expected. i use core data for storing my data
I have the following fetch.I want to fetch the Session object for whic开发者_JS百科h the predicate is true.
I am getting some unexpected behavior with CoreData and NSPredicate. In a large database population I have different Managed Objects relating to on开发者_C百科e-another. However, I have a problem with
I am trying to make a compound predicate for my core data search. So when the user enters text in the search bar, it will display results for anything that has that text in either the name, optionOne
加载中,请稍侯......