Since the book is out of print, physical copies are expensive ($100+ used). However, you have legal options:
: The system must always move from one valid state to another, obeying all "laws" of the database.
Since the book is out of print, physical copies are expensive ($100+ used). However, you have legal options:
: The system must always move from one valid state to another, obeying all "laws" of the database.