On Mon, 29 Nov 2004 14:12:23 +0530, suneel
<[EMAIL PROTECTED]> wrote:
> Hi...
>         Please take a look at the following...
> 
>         I'm using MySQL 4.0.15
>         I have the database like this....
> 
>                    Id     name         Owner
>                     1    Top Menu    0
>                     2    File               1
>                     3    Open            1
>                     4    Text File       2
>                     5    Dot Net        2
>                     6    ASP.Net       5
>                     7    C#.Net          5
> 
>           In the above data the Id's 6 & 7  are not owner to any one.So,I
> want to retrieve those Id's which are not owner to any one.

This should really go to a MySQL list, but...

If your table is called "menus", this should do the job.

SELECT a.* 
  FROM menus a LEFT JOIN menus b ON a.Id = b.Owner 
  WHERE b.Owner IS NULL

-robin

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