| >>obey TEST_4_2_2(set_up); |
| >>INSERT INTO tab1A VALUES (1,2,3,4); |
| |
| --- 1 row(s) inserted. |
| >>INSERT INTO tab1A VALUES (2,3,4,5); |
| |
| --- 1 row(s) inserted. |
| >> |
| >>--------------------------------- |
| >>-- DEFINE TRIGGER btrig4 |
| >>--------------------------------- |
| >> |
| >>CREATE TRIGGER btrig4 |
| +>BEFORE UPDATE |
| +>ON tab1A |
| +>REFERENCING NEW AS newR |
| +>FOR EACH ROW |
| +>SET newR.c = newR.a + newR.b; |
| |
| --- SQL operation complete. |
| >> |
| >> |
| >> |
| >>--------------------------------- |
| >>-- DEFINE TRIGGER atrig42 |
| >>--------------------------------- |
| >> |
| >>CREATE TRIGGER atrig42 |
| +>AFTER UPDATE OF (c) |
| +>ON tab1A |
| +>REFERENCING OLD AS oldR, NEW AS newR |
| +>FOR EACH ROW |
| +>WHEN (newR.c = newR.a + newR.b) |
| +>INSERT INTO tab1B VALUES (newR.a, oldR.d); |
| |
| --- SQL operation complete. |
| >> |
| >> |
| >>--------------------------------- |
| >>-- DEFINE TRIGGER atrig41 |
| >>--------------------------------- |
| >> |
| >>CREATE TRIGGER atrig41 |
| +>AFTER UPDATE ON tab1A |
| +>REFERENCING NEW AS newR |
| +>FOR EACH ROW |
| +>UPDATE tab1B SET b=newR.d; |
| |
| --- SQL operation complete. |
| >> |
| >> |
| >> |
| >>obey TEST_4_2_2(tests); |
| >> |
| >>------------------------------------------------------------------ |
| >>-- TEST CASE |
| >>------------------------------------------------------------------ |
| >> |
| >>UPDATE tab1A SET b=10, d=4; |
| |
| --- 2 row(s) updated. |
| >> |
| >>SELECT * FROM tab1A; |
| |
| A B C D |
| ----------- ----------- ----------- ----------- |
| |
| 1 10 11 4 |
| 2 10 12 4 |
| |
| --- 2 row(s) selected. |
| >> -- check result |
| >> |
| >>SELECT * FROM tab1B; |
| |
| A B |
| ----------- ----------- |
| |
| 1 4 |
| 2 4 |
| |
| --- 2 row(s) selected. |
| >> -- check result |
| >> |
| >>------------------------------------------------------------------ |
| >>-- END |
| >>------------------------------------------------------------------ |
| >>LOG; |
