CSSelect

Creates a CSSelect clause for querying NSNumber values.

NSNumber *maxAge = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectNumber(CSAggregateMax(@"age"))
   // ...

Creates a CSSelect clause for querying NSDecimalNumber values.

NSDecimalNumber *averagePrice = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectDecimal(CSAggregateAverage(@"price"))
   // ...

Creates a CSSelect clause for querying NSString values.

NSString *fullname = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectString(CSAttribute(@"fullname"))
   // ...

Creates a CSSelect clause for querying NSDate values.

NSDate *lastUpdate = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectDate(CSAggregateMax(@"updatedDate"))
   // ...

Creates a CSSelect clause for querying NSData values.

NSData *imageData = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectData(CSAttribute(@"imageData"))
   // ...

Creates a CSSelect clause for querying NSManagedObjectID values.

NSManagedObjectID *objectID = [CSCoreStore
   queryValueFrom:CSFromClass([MyPersonEntity class])
   select:CSSelectObjectID()
   // ...

Creates a CSSelect clause for querying NSDictionary of an entity’s attribute keys and values.

NSDictionary *keyValues = [CSCoreStore
    queryValueFrom:[CSFrom entityClass:[MyPersonEntity class]]
    select:[CSSelect dictionaryForTerm:[CSSelectTerm maximum:@"age" as:nil]]];

Creates a CSSelect clause for querying NSDictionary of an entity’s attribute keys and values.

NSDictionary *keyValues = [CSCoreStore
    queryValueFrom:[CSFrom entityClass:[MyPersonEntity class]]
    select:[CSSelect dictionaryForTerms:@[
        [CSSelectTerm attribute:@"name" as:nil],
        [CSSelectTerm attribute:@"age" as:nil]
    ]]];