2011-10-06修改包头后对变量的引用-创新互联
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任意有CREATE PROCEDURE权限的用户登录并且执行下列语句:
CREATE OR REPLACE PACKAGE plch_pkg IS g_stuff VARCHAR2 (10) := 'Stuff'; PROCEDURE show_stuff; END; / CREATE OR REPLACE PACKAGE BODY plch_pkg IS PROCEDURE show_stuff IS BEGIN DBMS_OUTPUT.put_line (g_stuff); END; END; / BEGIN plch_pkg.show_stuff; END; / CREATE OR REPLACE PACKAGE plch_pkg IS g_new_stuff VARCHAR2 (10) := 'NewStuff'; END; / BEGIN DBMS_OUTPUT.put_line (plch_pkg.g_new_stuff); END; /
下列的哪个选项正确反映了在执行上述两个匿名块之后, 我屏幕上的显示内容?
(A)
Stuff
NewStuff
(B)
First "Stuff" is displayed on the screen. Then I will see this error:
ORA-04063: package body "HR.PLCH_PKG" has errors
ORA-06508: PL/SQL: could not find program unit being called: "HR.PLCH_PKG"
(C)
Stuff
答案B
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