Should store an array of SDMODataEntry instance pointers. 
      Syntax
         
         
            - 
            (
            void
            ) 
            
               setODataEntries
            
            : 
            (
            NSArray *
            ) 
            entries_in 
            
               byCollection
            
            : 
            (
            NSString *
            ) 
            collectionName_in
         
      
      Parameters
         
         
            - 
               entries_in – 
               SDMODataEntry* array to be cached in memory
            
 
            - 
               collectionName_in – 
               identifying the entries' collection