> > Dibo Chen == [EMAIL PROTECTED] napisa?(a):
>
>> You must have 8001 - 1 - 2788 NULLs for kword_10. Please confirm it.
>
>Yes it's true! But why NOT LIKE gives false for NULL values?
NULL values fail all comparisons except IS NULL.
>How can I get rid of this NULL's?
>Is "update docs set
> Dibo Chen == [EMAIL PROTECTED] napisał(a):
> You must have 8001 - 1 - 2788 NULLs for kword_10. Please confirm it.
Yes it's true! But why NOT LIKE gives false for NULL values?
How can I get rid of this NULL's?
Is "update docs set kword_10 = '' where kword_10 IS NULL" enough?
Cheers,
I love
You must have 8001 - 1 - 2788 NULLs for kword_10. Please confirm it.
Jakub Wasielewski wrote:
>
> Hello!
>
> Could somebody explain me why it's like that:
>
> mysql> select count(*) from docs where kword_10 LIKE '%Ukraina%';
> +--+
> | count(*) |
> +--+
> |1 |
> +-
Hello!
Could somebody explain me why it's like that:
mysql> select count(*) from docs where kword_10 LIKE '%Ukraina%';
+--+
| count(*) |
+--+
|1 |
+--+
1 row in set (0.09 sec)
^^^ This is true!
mysql> select count(*) from docs where kword_10 NOT LIKE '%Ukraina%'
