是否可以针对另一个对象内的指针中的字段编写查询。
模型对象
@interface Request
@property (nonatomic, retain) User *to; // pointer
@property (nonatomic, retain) Offer *offer; // pointer
@end
询问
PFQuery *query = [PFQuery queryWithClassName:NSStringFromClass([Request class])];
[query whereKey:@"to" equalTo:[User currentUser]];
[query whereKey:@"offer.status" equalTo:@YES];