Trigger on each row : Create Trigger « Trigger « Oracle PL / SQL

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Oracle PL / SQL » Trigger » Create Trigger   Trigger on each row   create table tt    ( x int,       constraint t_pk primary key(x)     )     /  create or replace trigger t_trigger     AFTER update on TT for each row     begin         dbms_output.put_line( 'Updated x=' || :old.x || ' to x=' || :new.x );     end;     / insert into tt values ( 1 ); insert into tt values ( 2 ); / set serveroutput on begin         update tt set x = 2; end; / begin         update tt set x = x+1; end; / commit; drop table tt;   Related examples in the same category 1.  create or replace trigger 2.  Oracle's syntax for creating a trigger based on two tables 3.  Use Sequence in a trigger 4.  Empty trigger(before insert or update or delete) 5.  Create tigger on wrapper table 6.  This trigger sends messages over a pipe to record inserts into myStudent. 7.  Cascade inserts into myStudent into session and lecturer. 8.  Trigger is autonomous and hence the changes will be logged even if the original transaction rolls back. 9.  Trigger Which Modifies a Mutating Table 10.  Creating a Trigger with cursor inside

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