cascade on update using triggers

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cascade on  update using triggers Empty cascade on update using triggers

Post by aarthi on Tue Apr 13, 2010 6:33 pm

create or replace trigger aartri
after update or delete
on disks_337517
for each row
update ssimple set disk_id=:new.disk_id where disk_id=:old.disk_id;

if i execute my trigger gets created....
i have a value for disk_id 4 in both the tables...
when i tried to update..
update disks_337517 set disk_id=9 where disk_id=4;
am getting error,
integrity constraint (SCOTT.DID) violated - child record found


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