FEHLER #1054 – Unbekannte Spalte „program_id“ in „NEW

TRIGGER ERSTELLEN trig_job_color NACH EINFÜGEN AUF tb_jobs FÜR JEDE REIHE BEGINSET @program_id =(Select program_id from tb_ticketswhere tb_tickets.job_id =NEW.job_id);

SET @newstatus = (Select status from tb_tickets
where tb_tickets.job_id = NEW.job_id);
SET @newsite_id = (Select site_id from tb_tickets
where tb_tickets.job_id = NEW.job_id);

CASE @program_id
 WHEN 1 THEN
   UPDATE tb_sites_3 
   SET tb_sites_3.color_status = @newstatus 
   WHERE tb_sites_3.site_id = @newsite_id;
 WHEN 2 THEN
   UPDATE tb_sites_3 
   SET tb_sites_3.color_status = @newstatus 
   WHERE tb_sites_3.site_id = @newsite_id;
 WHEN 3 THEN
   UPDATE tb_sites_3
   SET tb_sites_3.color_status = @newstatus 
   WHERE tb_sites_3.site_id = @newsite_id;
 END CASE;
 END