Oracle if inserting or updating Looking for video sex chat online

oracle if inserting or updating-40

UPDATE Table1 SET (...) WHERE Column1='Some Value'IF @@ROWCOUNT=0 INSERT INTO Table1 VALUES (...) The saved table/index scan can increase performance quite a bit as the number of rows in the targeted table grows.

Just remember, the examples in the MSDN documentation are usually the easiest way to implement something, not necessarily the best way.

SQL DELETE FROM trigger_test; BEFORE STATEMENT - DELETE BEFORE EACH ROW - DELETE (old.id=2) AFTER EACH ROW - DELETE (old.id=2) BEFORE EACH ROW - DELETE (old.id=1) AFTER EACH ROW - DELETE (old.id=1) AFTER STATEMENT - DELETE 2 rows deleted.

SQL From this we can see there is a single statement level before and after timing point, regardless of how many rows the individual statement touches, as well as a row level timing point for each row touched by the statement.

trigger_test_api.g_LOOP DBMS_OUTPUT.put_line(trigger_test_api.g_tab(i)); END LOOP; trigger_test_api.g_tab.delete; END trigger_test_as_trg; / COLUMN object_name FORMAT A20 SELECT object_name, object_type, status FROM user_objects; OBJECT_NAME OBJECT_TYPE STATUS -------------------- ------------------- ------- TRIGGER_TEST_API PACKAGE VALID TRIGGER_TEST TABLE VALID TRIGGER_TEST_BS_TRG TRIGGER VALID TRIGGER_TEST_BR_TRG TRIGGER VALID TRIGGER_TEST_AR_TRG TRIGGER VALID TRIGGER_TEST_AS_TRG TRIGGER VALID 6 rows selected.

Last modified 01-Aug-2016 03:39