HibernateD and DDBC - ORM and DB abstraction layer for D

[Kagamin]

On Friday, 5 April 2013 at 07:32:55 UTC, Vadim Lopatin wrote:
> @Embeddable // required for Embeddable
> class Address {
>    String zip;           // @Null
>    String state;         // @Null
>    string streetAddress; // @NotNull
> }

Is it good to assume string is not null? For most scenarios 
there's little difference between null and empty string.