[V4RB] Deleting "loose" records
Ruslan Zasukhin
sunshine at public.kherson.ua
Mon Jul 23 11:18:06 CDT 2007
On 23/7/07 6:44 PM, "Joerg Pressel" <joergp at three-2-one.com> wrote:
Hi Joerg,
> Hi,
>
> is there a way of finding records in table that are not linked by
> other tables?
>
> I have two tables with a 1:M relationship, linked with Object_Ptrs:
> Table "Titles" field "Genre_Ptr" points to table "Genres". I want to
> get rid of all records in "Genres" where is no "Title" pointing to.
Check this URL:
http://www.valentina-db.com/dokuwiki/doku.php?id=paradigma:public:en:documen
tation:vkernel:vlink:vlink
Or
http://www.valentina-db.com/dokuwiki/doku.php?id=paradigma:public:en:documen
tation:vsql:reference:reference
For "Link Functions".
You need LINKED_COUNT()
--
Best regards,
Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc
Valentina - Joining Worlds of Information
http://www.paradigmasoft.com
[I feel the need: the need for speed]
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