| -- @@@ 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 @@@ |
| -- 3GL commands |
| -- BEGIN and END blocks |
| |
| ------------------------------------------------------------------ |
| -- SET ENVIRONMENT |
| ------------------------------------------------------------------ |
| |
| |
| obey TEST_10_2_2(clean_up); |
| obey TEST_10_2_2(set_up); |
| log LOG_10_2_2 clear; |
| obey TEST_10_2_2(tests); |
| LOG; |
| obey TEST_10_2_2(clean_up); |
| exit; |
| |
| ?section clean_up |
| DROP TRIGGER btrig1022a; |
| DROP TRIGGER btrig1022b; |
| |
| ------------------------------------------------------------------ |
| obey clearTables; |
| |
| ?section set_up |
| INSERT INTO tab1A VALUES (1, 2, 3, 4); |
| INSERT INTO tab1A VALUES (2, 3, 4, 5); |
| |
| |
| --------------------------------- |
| -- DEFINE TRIGGER btrig1022a |
| --------------------------------- |
| |
| CREATE TRIGGER btrig1022a |
| BEFORE UPDATE OF (b) ON tab1A |
| REFERENCING NEW AS newR, OLD AS oldR |
| FOR EACH ROW |
| WHEN (newR.b > oldR.b) |
| SET newR.c = oldR.b; |
| |
| --------------------------------- |
| -- DEFINE TRIGGER btrig1022b |
| --------------------------------- |
| |
| CREATE TRIGGER btrig1022b |
| BEFORE UPDATE OF (b) ON tab1A |
| REFERENCING NEW AS newR, OLD AS oldR |
| FOR EACH ROW |
| WHEN (newR.b = oldR.d) |
| SIGNAL SQLSTATE '77777' ('signal from btrig1022b'); |
| |
| ?section tests |
| |
| ------------------------------------------------------------------ |
| -- TEST CASE |
| ------------------------------------------------------------------ |
| BEGIN |
| UPDATE tab1A SET b=b+1; |
| UPDATE tab1A SET b=b+1; |
| END; |
| |
| SELECT * FROM tab1A ORDER BY a; -- check result |
| |
| ------------------------------------------------------------------ |
| -- END |
| ------------------------------------------------------------------ |