LeanCloud Objective-C SDK
- (BOOL)fetchWithOption:(nullable LCObjectFetchOption *)option error:(NSError * __autoreleasing *)error;
- (void)fetchInBackgroundWithOption:(nullable LCObjectFetchOption *)option block:(LCObjectResultBlock)block;
- (BOOL)fetch:(NSError * __autoreleasing *)error
- (void)fetchWithKeys:(nullable NSArray *)keys
- (BOOL)fetchWithKeys:(nullable NSArray *)keys error:(NSError **)error
- (LCObject *)fetchIfNeeded
- (LCObject *)fetchIfNeeded:(NSError **)error
- (LCObject *)fetchIfNeededAndThrowsWithError:(NSError **)error
- (LCObject *)fetchIfNeededWithKeys:(nullable NSArray *)keys
- (LCObject *)fetchIfNeededWithKeys:(nullable NSArray *)keys error:(NSError **)error
- (void)fetchInBackgroundWithKeys:(nullable NSArray *)keys block:(LCObjectResultBlock)block
- (void)fetchIfNeededInBackgroundWithBlock:(LCObjectResultBlock)block
+ (void)fetchAll:(NSArray *)objects
+ (void)fetchAllIfNeeded:(NSArray *)objects
+ (BOOL)fetchAllIfNeeded:(NSArray *)objects error:(NSError **)error
+ (void)fetchAllIfNeededInBackground:(NSArray *)objects block:(LCArrayResultBlock)block