On 2012.5.14 2:47 AM, H.Merijn Brand wrote:
> * undef/NULL handling
>
> * Oracle converts "" to NULL on varchar2 fields
> * MySQL considers the date 0000-00-00 both NULL and NOT NULL at
> the same time
I would boil that down to "trinary logic". A good idea that NOBODY gets it
right. If you do get it right, you're still wrong; the implementation will
cheat and confuse null with false... sometimes.
--
184. When operating a military vehicle I may *not* attempt something
"I saw in a cartoon".
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