Syntax of the Create Package
CREATE OR REPLACE PACKAGE [body] packagename IS
END;Sample:
CREATE OR REPLACE PACKAGE overloaded IS
PROCEDURE insby(namein VARCHAR2);
PROCEDURE insby(numbin PLS_INTEGER);
END overloaded;
/
CREATE OR REPLACE PACKAGE BODY overloaded IS
--==========================================
PROCEDURE local(namein VARCHAR2, nameout OUT VARCHAR2) IS
BEGIN
nameout := TRANSLATE(namein,'AEIOUaeiou','EIOUAeioua');
END local;
--==========================================
PROCEDURE insby (namein VARCHAR2) IS
x PLS_INTEGER;
BEGIN
SELECT MAX(seqno)+1
INTO x
FROM persons;
INSERT INTO persons
(seqno, name)
VALUES
(x, namein);
COMMIT;
END insby;
--==========================================
PROCEDURE insby (numbin PLS_INTEGER) IS
x VARCHAR2(30);
BEGIN
SELECT MAX(name)
INTO x
FROM persons;
local(x, x);
INSERT INTO persons
(seqno, name)
VALUES
(numbin, x);
COMMIT;
END insby;
--==========================================
END overloaded;
/
exec overloaded.insby('Helen Lofstrom');
exec overloaded.insby(4);
Syntax of the Drop Package
DROP PACKAGE [BODY] [schema.]package_name;Sample:
DROP PACKAGE INV.INV_TRANSFER_ORDER_PVT;
DROP PACKAGE BODY INV.INV_TRANSFER_ORDER_PVT;
转载请注明出处:http://blog.youkuaiyun.com/pan_tian/article/details/7754847
===EOF===
理解PL/SQL包的创建与删除语法
本文详细介绍了PL/SQL包的创建语法,包括`CREATEORREPLACEPACKAGE`命令及其用法,并提供了实例演示。同时,文章还讲解了如何使用`DROP PACKAGE`命令来删除包,通过具体的例子帮助读者理解和实践。
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