PROCEDURE 样本(p_num1 IN TABLE%TYPE,p_num2 OUT NUMBER)是
或者
PROCEDURE 样本(p_num1 IN TABLE%TYPE,p_num2 OUT NUMBER)AS
PROCEDURE 样本(p_num1 IN TABLE%TYPE,p_num2 OUT NUMBER)是
或者
PROCEDURE 样本(p_num1 IN TABLE%TYPE,p_num2 OUT NUMBER)AS
区别只有一个字母:I
vs A
.。两个都可以用,没什么区别。除了存储在数据字典表 [CDB|DBA|ALL|USER]_SOURCE 中的相同细微差别之外,执行两者的效果是相同的。
SQL> create or replace procedure p_test is begin null; end;
2 /
Procedure created.
SQL> create or replace procedure p_test as begin null; end;
2 /
Procedure created.
SQL>
请注意,它不适用于例如视图:
SQL> create or replace view v_emp as select * from emp;
View created.
SQL> create or replace view v_emp is select * from emp;
create or replace view v_emp is select * from emp
*
ERROR at line 1:
ORA-00905: missing keyword