-- @@@ START COPYRIGHT @@@
--
-- Licensed to the Apache Software Foundation (ASF) under one
-- or more contributor license agreements.  See the NOTICE file
-- distributed with this work for additional information
-- regarding copyright ownership.  The ASF licenses this file
-- to you under the Apache License, Version 2.0 (the
-- "License"); you may not use this file except in compliance
-- with the License.  You may obtain a copy of the License at
--
--   http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing,
-- software distributed under the License is distributed on an
-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-- KIND, either express or implied.  See the License for the
-- specific language governing permissions and limitations
-- under the License.
--
-- @@@ END COPYRIGHT @@@
-- Using transition variables
--
-- Causing an 'after' trigger to fire and SIGNAL upon satisfying the WHEN predicate 
-- consisting of the OLD and NEW ROW


obey TEST_1_4_2_1(clean_up);
obey TEST_1_4_2_1(set_up);
log   LOG_1_4_2_1 clear;
obey TEST_1_4_2_1(tests);
LOG;
obey TEST_1_4_2_1(clean_up);
exit;

?section clean_up
set schema CAT1.SCHM;
 
DROP TRIGGER trig1;
DELETE FROM tab1A;
obey clearTables;

?section set_up
SET SCHEMA cat1.schm;

DELETE FROM tab1A;

INSERT INTO tab1A VALUES (1,2,3,4);

CREATE TRIGGER trig1 AFTER UPDATE 
	ON tab1A
	REFERENCING NEW AS newrow, OLD AS oldrow
	FOR EACH ROW
		WHEN (newrow.d IN (oldrow.a, newrow.b ,oldrow.c))
		SIGNAL SQLSTATE 's1111' ('singnal!!!'); 

?section tests
------------------------------------------------------------------
-- 	TEST CASE
------------------------------------------------------------------
-- the following command should FAIL and roll back

UPDATE tab1A SET d=10, b=10;

-------------------------------------------------------
-- RESULT: no change in tab1A: 1 ,2 3, 4

SELECT * FROM tab1A;

--------------------------------------------------------
