Ethan Furman <et...@stoneleaf.us> writes: > > BTW, the comma-separted-values-in-a-field is officially called the > > First Anormal Form. There *has to be* some value to it since I've > > seen it used quite a few times... Mick. > > Just because you've seen something, doesn't mean it has value; just > because something has value, doesn't mean the value outweighs the > associated disadvantages.
The proliferation of tables required for the pure relational approach is problematic enough that postgresql supports array-valued columns. That comes across to me as an acknowledgement that the benefits of "CSV in a field" are worth supporting in a somewhat less kludgy way. -- http://mail.python.org/mailman/listinfo/python-list
