I remade my trigger, but I don't understand why when I create my Trigger I get a prompt asking me to put a value on the old and new keywords. Here is my code:
CREATE OR REPLACE TRIGGER MYSCH.APPT_RESCHEDULE
BEFORE UPDATE OF appointment
ON MYSCH.TBL_RESCHEDULE
REFERENCING NEW AS NEW OLD AS OLD...
This is the first trigger that I'm making.
I'm trying to make a trigger to update only the field from the same row that is updated
when another field from the same row is updated. I'm doing something wrong.
Here is my code:
CREATE OR REPLACE TRIGGER MYSCH.APPT_RESCHEDULE
BEFORE UPDATE OF...
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