Returns a Boolean value indicating whether an insertion location must be specified when creating a new object in the specified to-many relationship of the receiver.
Original signature is '- (BOOL)isLocationRequiredToCreateForKey:(NSString *)toManyRelationshipKey'
Available in Mac OS X v10.2 and later.

C# | Visual Basic | Visual C++ |

- toManyRelationshipKey (NSString)
- The key for the to-many relationship that may require an insertion location.

YES if an insertion location must be specified; otherwise, NO.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)