|Query|SELECT null n  FROM dual|
|n?|
|fail[3]|

|Execute|!- Create or replace PROCEDURE nulls_back(
 out1    OUT VARCHAR2
 ,out2    OUT NUMBER
 ,out3    OUT DATE
)
IS
BEGIN
 out1 := null;
 out2 := null;
 out3 := null;
END nulls_back;
-!|

!|Execute Procedure|nulls_back|
|out1?|out2?|out3?|
|fail[ABC]|fail[10]|fail[2008-01-01]|

 