Dispose() Vs Finalize()

Dispose() Method

1. This dispose method will be used to free unmanaged resources like files, database connection etc.
2.  To clear unmanaged resources we need to write code manually to raise dispose() method.
3. This Dispose() method belongs to IDisposable interface.
4.  If we need to implement this method for any custom classes we need to inherit the class from IDisposable interface.
5.  It will not show any effect on performance of website and we can use this method whenever we want to free objects immediately.

Finalize() Method

1. This method also free unmanaged resources like database connections, files etc.
2. It is automatically raised by garbage collection mechanism whenever the object goes out of scope.
3.  This method belongs to object class.
4.   We need to implement this method whenever we have unmanaged resources in our code and make sure these resources will be freed when garbage collection process done.
5.   It will show effect on performance of website and it will not suitable to free objects immediately.