Special sorting

Thomas Flemming tf at qvgps.com
Mon Mar 25 11:16:28 CDT 2013


Aha.. looks interesting, will check it out.
Thanks Trixi :)
Tom

Am 25.03.2013 17:39, schrieb Beatrix Willius:
> Hi Thomas,
>
> yes, you need to define the function and then you can call it in the cursor.
>
> I've got a nice function:
>
> create or replace function PathSort(thePath string) returns string begin case when lower(list_nthitem(thePath, 1, ':')) = 'inbox' then return concat('1:', replace(replace(thePath, ' ', 'zzzyyy'), ':', 'zzzxxx')); when lower(list_nthitem(thePath, 1, ':')) = 'sent' then return concat('2:', replace(replace(thePath, ' ', 'zzzyyy'), ':', 'zzzxxx')); when lower(list_nthitem(thePath, 1, ':')) = 'sent messages' then return concat('2:', replace(replace(thePath, ' ', 'zzzyyy'), ':', 'zzzxxx'));
>
> which I can then use in
>
> select RecID, MailboxPath, WhereClause, PathSort(MailboxPath) from mailbox order by 4
>
> As far as I remember I had to use the 4 instead of PathSort(MailboxPath).
>
> HTH
>
> On 25.03.2013, at 16:10, Thomas Flemming <tf at qvgps.com> wrote:
>
>> is there a way to get a cursor sorted by a value, which not directly stored in that table, but which can be calculated with an own function from some fields of that table?
>>
>> cur = db.SqlSelect("SELECT * FROM mytable
>>                      ORDER BY myfunction(field1,field2)")
>
> Mit freundlichen Grüßen/Regards
>
> Trixi Willius
>
> http://www.mothsoftware.com
> Mail Archiver X: The email archiving solution for professionals
>
> _______________________________________________
> Valentina mailing list
> Valentina at lists.macserve.net
> http://lists.macserve.net/mailman/listinfo/valentina
>

-- 
/****************************************
**   Flemming Software Development CC
**   Thomas Flemming
**   PO Box 81244
**   Windhoek, Namibia
**   http://www.quovadis-gps.com
**   mail  tf at qvgps.com
**   +264 (0)81 3329923
**   +49  (0)6182 8492599
***************************************/


More information about the Valentina mailing list