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Data Dictionary Objects
ALL_ERRORS_AE
CDB_TRIGGERS
TRIGGER$
ALL_OBJECTS_AE
CDB_TRIGGER_ORDERING
USER_ERRORS_AE
ALL_TRIGGERS
DBA_OBJECTS_AE
USER_OBJECTS_AE
ALL_TRIGGER_ORDERING
DBA_ERRORS_AE
USER_TRIGGERS
CDB_ERRORS_AE
DBA_TRIGGERS
USER_TRIGGER_ORDERING
CDB_OBJECTS_AE
DBA_TRIGGER_ORDERING
System Privileges
ALTER ANY TRIGGER
CREATE TRIGGER
DROP ANY TRIGGER
CREATE ANY TRIGGER
CREATE
Create Forward Editioning Trigger
CREATE OR REPLACE EDITIONABLE TRIGGER <trigger_name>
BEFORE <INSERT OR UPDATE OR DELETE>
ON <table_name>
FOR EACH ROW
<FORWARD CROSSEDITION [FOLLOWS <trigger_name>] |
REVERSE CROSSEDITION [PRECEDES <trigger_name>]>
<ENABLE | DISABLE>
BEGIN
<trigger_body_code>
END;
/
CREATE OR REPLACE TRIGGER Contacts_Fwd_Xed
BEFORE INSERT OR UPDATE ON Contacts_Table
FOR EACH ROW
FORWARD CROSSEDITION
DISABLE
BEGIN
Set_First_And_Last_Name(:NEW.Name_1, :NEW.First_Name_2, :NEW.Last_Name_2);
Set_Country_Code_And_Phone_No(:NEW.Phone_Number_1, :NEW.Country_Code_2, :NEW.Phone_Number_2);
END Contacts_Fwd_Xed;
/
Create Reverse Editioning Trigger
CREATE OR REPLACE TRIGGER Contacts_Rvrs_Xed
BEFORE INSERT OR UPDATE ON Contacts_Table
FOR EACH ROW
REVERSE CROSSEDITION
DISABLE
BEGIN
:NEW.Name_1 := :NEW.Last_Name_2||', '||:NEW.First_Name_2;
:NEW.Phone_Number_1 :=
CASE :New.Country_Code_2 WHEN '+1' THEN
REPLACE(:NEW.Phone_Number_2, '-', '.')
ELSE
'011.'||LTRIM(:NEW.Country_Code_2, '+')||'.'|| REPLACE(:NEW.Phone_Number_2, '-', '.')
END;
END Contacts_Rvrs_Xed;
/
FOLLOWS CLAUSE
CREATE OR REPLACE TRIGGER follows_test
BEFORE INSERT OR UPDATE ON person_tab
FOR EACH ROW
FORWARD CROSSEDITION
FOLLOWS ebradmin.person_fwd_xed
ENABLE
BEGIN
dbms_output.put_line('FOLLOWS_TEST');
END person_fwd_xed;
/
PRECEDES CLAUSE
CREATE OR REPLACE TRIGGER precedes_test
BEFORE INSERT OR UPDATE ON person_tab
FOR EACH ROW
REVERSE CROSSEDITION
PRECEDES ebradmin.person_rev_xed
ENABLE
BEGIN
dbms_output.put_line('PRECEDES_TEST');
END person_rev_xed;
/
