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 |
> +----------+
> 1 row in set (0.09 sec)
>
> ^^^ This is true!
>
> mysql> select count(*) from docs where kword_10 NOT LIKE '%Ukraina%';
> +----------+
> | count(*) |
> +----------+
> | 2788 |
> +----------+
> 1 row in set (0.08 sec)
>
> mysql> select count(*) from docs;
> +----------+
> | count(*) |
> +----------+
> | 8001 |
> +----------+
> 1 row in set (0.00 sec)
>
> Wow?!?
>
> I tried this on 3.23.36 & 3.22.30 and both returned different vaules in
> second examle. Table docs is execkly the same on both MySQL's and kword_10
> is a varchar(50). Please help me understand...
>
> Cheers,
>
> --
> Jakub Wasielewski
> <[EMAIL PROTECTED]>
>
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