Re: .dbf tables and Null

2009-08-03 Thread Ethan Furman
John Machin wrote: On Aug 1, 3:41 am, Ethan Furman et...@stoneleaf.us wrote: Mornin'! and a good one, too, I hope. Question for you... First part of the question: What is the general value in having Null capability for fields? In general, in any database system, so that one can

.dbf tables and Null

2009-07-31 Thread Ethan Furman
Mornin'! and a good one, too, I hope. Question for you... First part of the question: What is the general value in having Null capability for fields? Second part: Is there a tangible difference between Null, and the nothing of 0, '', False, etc, in python? Third part: If there is a

Re: .dbf tables and Null

2009-07-31 Thread John Machin
On Aug 1, 3:41 am, Ethan Furman et...@stoneleaf.us wrote: Mornin'!  and a good one, too, I hope. Question for you... First part of the question:  What is the general value in having Null capability for fields? In general, in any database system, so that one can distinguish between the