I'm storing user chat messages in custom table. And I wish to retrieve messages between two users. For now I'm using the following code
NSNumber *user_id, *user2_id;
...
//chatMessages = [dict valueForKey:@"items"];
NSMutableDictionary *getRequest = [NSMutableDictionary dictionary];
[getRequest setObject:@"created_at" forKey:@"sort_asc"];
[getRequest setObject:[NSArray arrayWithObjects:user_id,user2_id, nil] forKey:@"user_id[in]"];
[getRequest setObject:[NSArray arrayWithObjects:user2_id,user_id, nil] forKey:@"receiver_id[in]"];
[QBCustomObjects objectsWithClassName:@"Chat" extendedRequest:getRequest delegate:self];
but this retrieves some strange result. In SQL I would try
WHERE (user_id='firstUser' AND receiver_id='anotherUser') or (user_id='anotherUser' AND receiver_id='firstUser')
but I do not understand how can I ask the same thing from QuickBlox.