Hi,
What is the exact error message?
Here's the latest query:
delimiter //
create trigger jobposts_control
before delete on jobposts for each row
begin
declare dummy varchar(255);
set @counted = (
select count(ad.adsource_id)
from adsource ad, jobposts jp
where ad.adsource_id = jp.adsource_id
and old.jobpost_id = jp.jobpost_id
);
if @counted >= 1 then SET dummy = "Cannot delete this record"; end if;
end //
delimiter ;
Here's the error message:
ERROR: Unknown column 'old.jobpost_id' in 'where clause'
Works fine here (although with different tables).
Just for fun and giggles, have you tried OLD. (uppercase?)
As a complete sidenote:
It's better to write your JOINs with a JOIN clause and to put your
strings inside single quotes as per SQL standard, double quotes are
really for object names.
With regards,
Martijn Tonies
Upscene Productions
http://www.upscene.com
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