Re: When is a blank not a null or ''

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От Michael Kleiser
Тема Re: When is a blank not a null or ''
Дата
Msg-id 4200FBA0.3040301@webde-ag.de
обсуждение исходный текст
Ответ на Re: When is a blank not a null or ''  (mike <mike@redtux1.uklinux.net>)
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Maybe other whitspace or non-printable-character.
Try:

SELECT first_name, '[' || work_email || ']', ASCII(work_email) FROM tb_contacts  WHERE
tb_contacts.work_email <>'';


mike wrote:
On Wed, 2005-02-02 at 11:31 +0100, Troels Arvin wrote: 
On Wed, 02 Feb 2005 09:59:30 +0000, mike wrote:
   
SELECT first_name,work_email FROM tb_contacts  WHERE
tb_contacts.work_email <>'';

However I get loads of blank email addresses coming up

anyone any ideas     
An idea: You have " "-values in your work_email column, i.e. work_email
values consisting of space(s).
   
nope

SELECT work_email FROM tb_contacts  WHERE tb_contacts.work_email ILIKE
'% %';work_email
------------
(0 rows)


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