Session : How to Check if Entity has Changed
To check if a specific entity differs from the one downloaded from server, the
HasChanged method from the
Advanced session operations can be used.
bool HasChanged(object entity);
||Instance of entity for which changes will be checked.
||Indicated if given entity has changed.
Employee employee = session.Load<Employee>("employees/1-A");
bool hasChanged = session.Advanced.HasChanged(employee); // false
employee.LastName = "Shmoe";
hasChanged = session.Advanced.HasChanged(employee); // true