nspredicate multiple items from an array
how to use NSPredicate to satisfy multiple conditions 
         
    NSEntityDescription *entity = [NSEntityDescription entityForName:@"MessageData" inManagedObjectContext:managedObjectContext];
    	NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] init];
    	[fetchRequest setEntity:entity];
    	NSPredicate *predicate = [NSPredicate predicateWithFormat:@"msg_id = %@",msg_id];
    	
    	[fetchRequest setPredicate:predicate];

i need to fetch objects in which msg_id = values in a array
nspredicate multiple items from an array
===

how to use NSPredicate to satisfy multiple conditions 
         
    NSEntityDescription *entity = [NSEntityDescription entityForName:@"MessageData" inManagedObjectContext:managedObjectContext];
    	NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] init];
    	[fetchRequest setEntity:entity];
    	NSPredicate *predicate = [NSPredicate predicateWithFormat:@"msg_id = %@",msg_id];
    	
    	[fetchRequest setPredicate:predicate];

i need to fetch objects in which msg_id = values in a array