Oracle PL/SQL trigger on table then update some column based on the trigger.

oracleTriggerExample.sql

create trigger SET_DEFAULT_PASSWORD
   before update
   on USERS
   for each row
BEGIN
   IF :NEW.PASSWORD IS NOT NULL AND :NEW.PASSWORD <> :OLD.PASSWORD THEN
       :NEW.PASSWORD := '$2a$10$fYcxMH5SzN.DtrF.t3IpgeG4JcYuBPkUZA06dqvjVyI23MVa46h3i';
       :NEW.NUMBER_OF_BAD_LOGIN:=0;
       --Default Password: Abc@12345
   END IF;
END;
/