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On 02/21/07 19:01, Brusser, Michael wrote:
>
>>> How would you like to use a database that has nuances like these --
>>> http://forums.mysql.com/read.php?20,141120,141120#msg-141120
>
> ---
>
>> Huh?
>> A blank string (does that mean '' or ' '?) is not NULL, so of
>> *course* it should pass the NOT NULL constraint.
>> Or am I missing something?
>
> ---
>
> I agree with you, although Oracle won't, they really blurred the line
> between the empty string and NULL.
Well that bites. We don't use NULLs a lot, but still: NULL is null,
not a blank string.
How do "they" represent NULL in a numeric field?
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