PKG_COLLECTION_LHR 存储过程或函数返回集合类型
存储过程或函数可以返回集合类型，方法很多，今天整理在一个包中，其它情况可照猫画虎。
CREATE OR REPLACE PACKAGE PKG_COLLECTION_LHR AUTHID CURRENT_USER AS -----------------------------------------------------------------------------------
-- Created on 2013-05-24 14:37:41 by lhr
--Changed on 2013-05-24 14:37:41 by lhr
-- function： 返回各种各样的集合
/*
DROP TYPE obj_all_address_lhr FORCE;
DROP TYPE typ_all_address_lhr FORCE; CREATE OR REPLACE TYPE obj_all_address_lhr AS OBJECT(
P_LEVEL NUMBER(18),
EMPNO NUMBER(18),
ENAME VARCHAR2(4000),
MGR NUMBER(18),
NAME_ALL VARCHAR2(4000),
ALL_NAME_LEVEL VARCHAR2(4000),
ROOT VARCHAR2(4000),
IS_LEAF VARCHAR2(10)
);
CREATE OR REPLACE TYPE typ_all_address_lhr AS TABLE OF obj_all_address_lhr;
*/
----------------------------------------------------------------------------------- -----------------------------变量--------------------------------------
TYPE TYPE_CURSOR IS REF CURSOR;
TYPE TYPE_RECORD IS RECORD(
P_LEVEL NUMBER(18),
EMPNO NUMBER(18),
ENAME VARCHAR2(4000),
MGR NUMBER(18),
NAME_ALL VARCHAR2(4000),
ALL_NAME_LEVEL VARCHAR2(4000),
ROOT VARCHAR2(4000),
IS_LEAF VARCHAR2(10));
TYPE T_RECORD IS TABLE OF TYPE_RECORD; -----------------------------存过--------------------------------------
--系统游标 --推荐
PROCEDURE P_SYS_REFCURSOR_LHR(P_EMPNO IN NUMBER,
CUR_SYS OUT SYS_REFCURSOR);
-- 自定义游标
PROCEDURE P_SYS_REFCURSOR_LHR_01(P_EMPNO IN NUMBER,
CUR_SYS OUT TYPE_CURSOR); ---索引表 --包级别
PROCEDURE P_INDEX_TABLE_PKG_LHR(P_EMPNO IN NUMBER,
O_T_RECORD OUT T_RECORD); ------------------------------函数-------------------------------------
--系统游标
FUNCTION F_GET_SYS_REFCURSOR_LHR(P_EMPNO NUMBER) RETURN SYS_REFCURSOR; --索引表 --包 级别 不能通过sql语句直接查询
FUNCTION F_GET_INDEX_TABLE_PKG_LHR(P_EMPNO NUMBER) RETURN T_RECORD; --索引表 --schema 级别 可以直接查询
/*select D.* from table( f_get_all_address_lhr(306628323)) D;
select * from the(select f_get_all_address_lhr(306628323) from dual);*/
FUNCTION F_GET_INDEX_TABLE_SCHEMA_LHR(P_EMPNO NUMBER)
RETURN TYP_ALL_ADDRESS_LHR; ---- 索引表 --schema 级别 --管道化 可以直接查询
FUNCTION F_GET_INDEX_TABLE_PIPE_LHR(P_EMPNO NUMBER)
RETURN TYP_ALL_ADDRESS_LHR
PIPELINED; END PKG_COLLECTION_LHR;
/
CREATE OR REPLACE PACKAGE BODY PKG_COLLECTION_LHR AS PROCEDURE P_SYS_REFCURSOR_LHR(P_EMPNO IN NUMBER,
CUR_SYS OUT SYS_REFCURSOR) IS /*DECLARE
CUR_A SYS_REFCURSOR;
R_TYPE_RECORD PKG_COLLECTION_LHR.TYPE_RECORD;
BEGIN
PKG_COLLECTION_LHR.P_SYS_REFCURSOR_LHR(7900, CUR_A);
LOOP
FETCH CUR_A
INTO R_TYPE_RECORD;
EXIT WHEN CUR_A%NOTFOUND;
DBMS_OUTPUT.PUT_LINE(R_TYPE_RECORD.EMPNO);
END LOOP;
END;
*/
BEGIN
OPEN CUR_SYS FOR
SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || T.ENAME || '(' ||
T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO; EXCEPTION
WHEN OTHERS THEN
NULL;
END P_SYS_REFCURSOR_LHR; ------------------------------------------------------------------------------------------------------
PROCEDURE P_SYS_REFCURSOR_LHR_01(P_EMPNO IN NUMBER,
CUR_SYS OUT TYPE_CURSOR) IS /* --测试：
DECLARE
CUR_A PKG_COLLECTION_LHR.TYPE_CURSOR;
R_TYPE_RECORD PKG_COLLECTION_LHR.TYPE_RECORD;
BEGIN
PKG_COLLECTION_LHR.P_SYS_REFCURSOR_LHR_01(7809, CUR_A);
LOOP
FETCH CUR_A
INTO R_TYPE_RECORD;
EXIT WHEN CUR_A%NOTFOUND;
DBMS_OUTPUT.PUT_LINE(R_TYPE_RECORD.EMPNO);
END LOOP;
END;
*/
BEGIN
OPEN CUR_SYS FOR
SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || T.ENAME || '(' ||
T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO; EXCEPTION
WHEN OTHERS THEN
NULL;
END P_SYS_REFCURSOR_LHR_01; ------------------------------------------------------------------------------------------------------ PROCEDURE P_INDEX_TABLE_PKG_LHR(P_EMPNO IN NUMBER,
O_T_RECORD OUT T_RECORD) IS
/* --测试：
DECLARE
CUR_A PKG_COLLECTION_LHR.TYPE_CURSOR;
R_TYPE_RECORD PKG_COLLECTION_LHR.TYPE_RECORD;
BEGIN
PKG_COLLECTION_LHR.P_SYS_REFCURSOR_LHR_01(306628323, CUR_A);
LOOP
FETCH CUR_A
INTO R_TYPE_RECORD;
EXIT WHEN CUR_A%NOTFOUND;
DBMS_OUTPUT.PUT_LINE(R_TYPE_RECORD.EMPNO);
END LOOP;
END;
*/ R_TYPE TYPE_RECORD; BEGIN
O_T_RECORD := T_RECORD(); -- 注意这句不能丢 不然会报：ORA-06531: 引用未初始化的收集
FOR CUR IN (SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' ||
T.ENAME || '(' || T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO) LOOP
R_TYPE.P_LEVEL := CUR.P_LEVEL;
R_TYPE.ALL_NAME_LEVEL := CUR.ALL_NAME_LEVEL;
R_TYPE.ROOT := CUR.ROOT;
R_TYPE.IS_LEAF := CUR.IS_LEAF;
O_T_RECORD.EXTEND;
O_T_RECORD(O_T_RECORD.LAST) := R_TYPE;
END LOOP; EXCEPTION
WHEN OTHERS THEN
NULL;
END P_INDEX_TABLE_PKG_LHR;
------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------ FUNCTION F_GET_SYS_REFCURSOR_LHR(P_EMPNO NUMBER) RETURN SYS_REFCURSOR IS -----------------------------------------------------------------------------------
-- Created on 2013-05-24 14:37:41 by lhr
--Changed on 2013-05-24 14:37:41 by lhr
-- function：
--测试： SELECT pkg_collection_lhr.f_get_SYS_REFCURSOR_lhr(306628323) FROM dual;
----------------------------------------------------------------------------------- CUR_SYS SYS_REFCURSOR;
BEGIN
OPEN CUR_SYS FOR
SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || T.ENAME || '(' ||
T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO; RETURN CUR_SYS;
EXCEPTION
WHEN OTHERS THEN
NULL;
END; ------------------------------------------------------------------------------------------------------ FUNCTION F_GET_INDEX_TABLE_PKG_LHR(P_EMPNO NUMBER) RETURN T_RECORD IS
O_T_RECORD T_RECORD;
R_TYPE TYPE_RECORD; /*DECLARE
RESULT pkg_collection_lhr.t_record;
BEGIN
-- Call the function
RESULT := pkg_collection_lhr.f_get_index_table_pkg_lhr(P_EMPNO => 306628323); dbms_output.put_line(RESULT(1).id);
END;*/ BEGIN
O_T_RECORD := T_RECORD(); -- 注意这句不能丢 不然会报：ORA-06531: 引用未初始化的收集
FOR CUR IN (SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' ||
T.ENAME || '(' || T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO) LOOP R_TYPE.P_LEVEL := CUR.P_LEVEL;
R_TYPE.ALL_NAME_LEVEL := CUR.ALL_NAME_LEVEL;
R_TYPE.ROOT := CUR.ROOT;
R_TYPE.IS_LEAF := CUR.IS_LEAF;
O_T_RECORD.EXTEND;
O_T_RECORD(O_T_RECORD.LAST) := R_TYPE; RETURN O_T_RECORD;
END LOOP;
END F_GET_INDEX_TABLE_PKG_LHR; -----------------------------------------------------------------------------------
-- Created on 2012/8/20 11:33:07 by lhr
--Changed on 2012/8/20 11:33:07 by lhr
-- function： /*select D.* from table( f_get_all_address_lhr(306628323)) D;
select * from the(select f_get_all_address_lhr(306628323) from dual);*/
-----------------------------------------------------------------------------------
FUNCTION F_GET_INDEX_TABLE_SCHEMA_LHR(P_EMPNO NUMBER)
RETURN TYP_ALL_ADDRESS_LHR IS SP_TABLE_LHR TYP_ALL_ADDRESS_LHR := TYP_ALL_ADDRESS_LHR(); -- sp_table_lhr typ_all_address_lhr ;
BEGIN SELECT OBJ_ALL_ADDRESS_LHR(P_LEVEL,
EMPNO,
ENAME,
MGR,
NAME_ALL,
ALL_NAME_LEVEL,
ROOT,
IS_LEAF)
BULK COLLECT
INTO SP_TABLE_LHR
FROM (SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || T.ENAME || '(' ||
T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO); ---或者用如下的for循环
/* FOR cur IN (SELECT LEVEL p_level,
t.id,
t.parentid,
t.assemblename,
t.addresslevel,
(SELECT d.description
FROM x_dictionary d
WHERE d. classid = 'ADDRESS'
AND d.attributeid = 'ADDRESSLEVEL'
AND d.value = t.addresslevel) add_level_description,
(lpad(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || t.name || '(' || t.id || ')') NAME_ALL,
substr(sys_connect_by_path(t.name, '=>'), 3) all_name_level,
connect_by_root(t.name) root,
decode(connect_by_isleaf, 1, 'Y', 0, 'N') is_leaf
FROM xb_address t
START WITH t.id = P_EMPNO
CONNECT BY nocycle PRIOR t.parentid = id) LOOP sp_table_lhr.EXTEND;
sp_table_lhr(sp_table_lhr.last) := obj_all_address_lhr('',
'',
'',
'',
'',
'',
'',
'',
'',
'');
sp_table_lhr(sp_table_lhr.last).p_level := cur.p_level;
sp_table_lhr(sp_table_lhr.last).id := cur.id;
sp_table_lhr(sp_table_lhr.last).parentid := cur.parentid;
END LOOP;
*/ ---或者用如下的for循环
/* FOR cur IN (SELECT LEVEL p_level,
t.id,
t.parentid,
t.assemblename,
t.addresslevel,
(SELECT d.description
FROM x_dictionary d
WHERE d. classid = 'ADDRESS'
AND d.attributeid = 'ADDRESSLEVEL'
AND d.value = t.addresslevel) add_level_description,
(lpad(' ', 6 * (LEVEL - 1)) || LEVEL || ':' || t.name || '(' || t.id || ')') NAME_ALL,
substr(sys_connect_by_path(t.name, '=>'), 3) all_name_level,
connect_by_root(t.name) root,
decode(connect_by_isleaf, 1, 'Y', 0, 'N') is_leaf
FROM xb_address t
START WITH t.id = P_EMPNO
CONNECT BY nocycle PRIOR t.parentid = id) LOOP sp_table_lhr.EXTEND;
sp_table_lhr(sp_table_lhr.last) := obj_all_address_lhr(cur.p_level,
cur.id,
cur.parentid,
cur.assemblename,
cur.addresslevel,
cur.add_level_description,
cur.NAME_ALL,
cur.all_name_level,
cur.root,
cur.is_leaf);
END LOOP;
*/
RETURN SP_TABLE_LHR;
END F_GET_INDEX_TABLE_SCHEMA_LHR; ------------------------------------------------------------------------------------------------------
FUNCTION F_GET_INDEX_TABLE_PIPE_LHR(P_EMPNO NUMBER)
RETURN TYP_ALL_ADDRESS_LHR
PIPELINED IS SP_TABLE_LHR OBJ_ALL_ADDRESS_LHR;
BEGIN FOR CUR IN (SELECT LEVEL P_LEVEL,
T.EMPNO,
T.ENAME,
T.MGR,
(LPAD(' ', 6 * (LEVEL - 1)) || LEVEL || ':' ||
T.ENAME || '(' || T.EMPNO || ')') NAME_ALL,
SUBSTR(SYS_CONNECT_BY_PATH(T.ENAME, '=>'), 3) ALL_NAME_LEVEL,
CONNECT_BY_ROOT(T.ENAME) ROOT,
DECODE(CONNECT_BY_ISLEAF, 1, 'Y', 0, 'N') IS_LEAF
FROM SCOTT.EMP T
START WITH MGR IS NULL
CONNECT BY NOCYCLE MGR = PRIOR EMPNO) LOOP SP_TABLE_LHR := OBJ_ALL_ADDRESS_LHR(CUR.P_LEVEL,
CUR.Empno,
CUR.Ename,
CUR.Mgr,
cur.NAME_ALL,
CUR.ALL_NAME_LEVEL,
CUR.ROOT,
CUR.IS_LEAF);
PIPE ROW(SP_TABLE_LHR); END LOOP; RETURN;
END F_GET_INDEX_TABLE_PIPE_LHR; END PKG_COLLECTION_LHR;
/
About Me
...............................................................................................................................
● 本文作者：小麦苗，只专注于数据库的技术，更注重技术的运用
● 本文在itpub（http://blog.itpub.net/26736162）、博客园（http://www.cnblogs.com/lhrbest）和个人微信公众号（xiaomaimiaolhr）上有同步更新
● 本文itpub地址：http://blog.itpub.net/26736162/viewspace-2131977/
● 本文博客园地址：http://www.cnblogs.com/lhrbest/p/6254053.html
● 本文pdf版及小麦苗云盘地址：http://blog.itpub.net/26736162/viewspace-1624453/
● QQ群：230161599 微信群：私聊
● 联系我请加QQ好友(642808185)，注明添加缘由
● 于 2016-12-26 08:00 ~ 2016-12-27 24:00 在农行完成
● 文章内容来源于小麦苗的学习笔记，部分整理自网络，若有侵权或不当之处还请谅解
● 版权所有，欢迎分享本文，转载请保留出处
...............................................................................................................................
手机长按下图识别二维码或微信客户端扫描下边的二维码来关注小麦苗的微信公众号：xiaomaimiaolhr，免费学习最实用的数据库技术。
PKG_COLLECTION_LHR 存储过程或函数返回集合类型的更多相关文章
- 获得函数返回值类型、参数tuple、成员函数指针中的对象类型
//function_traits.h,获得函数返回值类型.参数tuple.成员函数指针中的对象类型 //参考https://github.com/qicosmos/cosmos/blob/maste ...
- c++11之获取模板函数的参数个数和函数返回值类型
本文演示c++需要支持c++11及以上标准 获取参数个数 1.模板函数声明 template <class R, class... Args> R getRetValue(R(*)(Arg ...
- oracle调用存储过程和函数返回结果集
在程序开发中,常用到返回结果集的存储过程,这个在mysql和sql server 里比较好处理,直接返回查询结果就可以了,但在oracle里面 要 out 出去,就多了一个步骤,对于不熟悉的兄弟们还得 ...
- MATLAB importdata函数返回值类型
importdata函数是MATLAB中I/O文件操作的一个重要函数.需要注意的是,针对不同的文件内容,importdata函数的返回值类型也有所不同. MATLAB帮助文档中的详细说明如下: Bas ...
- 【Oracle-PLsql】使用存储过程，利用table集合类型开发复杂业务报表
在一般的项目中,都需要开发一些报表,少则几个字段,多则几十个字段,需要关联的表可能多达十几.几十张表,如果想要使用一个SQL语句将这几十张表关联起来 查询所需要的字段,当你听到这里的时候,你的脑子可能 ...
- Oracle的函数返回表类型（转）
在SQL Server中有表变量,可以在function中方便地返回,习惯SQL Server或者需要把脚本从SQL Server转到Oracle中的朋友可以都会碰到这个问题. Oracle的func ...
- 函数返回指针类型（strchr函数）
#include<stdio.h> #include<string.h> char *mystrchr(char *s,char c) { while(*s) { if(*s ...
- Python 函数返回值类型
[ i for i in dir(set) if not i.startswith('_') ]   
- 开发笔记：用不用UnitOfWork以及Repository返回什么集合类型
这2天实际开发中明确的东西,在这篇博文中记录一下. 之前对是否需要自己封装UnitOfWork有些犹豫,因为Entity Framework就是一个UnitOfWork实现, 自己再封装一下显得有些多 ...
随机推荐
- 2016暑假多校联合---Counting Intersections
原题链接 Problem Description Given some segments which are paralleled to the coordinate axis. You need t ...
- ErrorExecution failed for task 'apptransformClassesWithDexForDebug'
[原因]: 在工程中既有本地的lib.jar文件,又有compile链接.
- Exception loading sessions from persistent storage
严重: Exception loading sessions from persistent storage java.io.EOFException 删除Tomcat里面的work/Catalina ...
- Tsql查询执行顺序（二）
来源:http://www.cnblogs.com/gaiyang/archive/2011/04/13/2014356.html T-SQL查询处理这种逻辑处理顺序,是理论上的处理过程,实际情况还会 ...
- 通过 imagick 让 PHP 生成 PSD 文件缩略图
第一步.安装ImageMagick 首先需要安装 ImageMagick ,因为 imagick 是一个可以供 PHP 调用 ImageMagick 功能的PHP扩展.(目前最新版本是:ImageMa ...
- HHKB MAC 配置指南 操作指南 快捷键
1. 设备: mac电脑一台.hhkb键盘一个 2. 初级配置 (1)调节hhkb的模式为Macintosh模式:011001 (打开键盘侧边的滑盖,按照这个顺序调正) (2)Mac电脑安装官方驱动 ...
- 简单PHP会话(session)说明
现在程序员愈发的不容易了,想要精通,必然要寻本溯源,这其实与目前泛滥的愈发高级的语言以及众多的框架刚好相反,因为它们在尽可能的掩盖本源使其简单,个人称之为程序员学习悖论. 注:作者接触web开发和ph ...
- 如何为基于windows验证的站点的某个页面、文件或文件夹单独设置匿名访问
在MOSS的项目中,我们经常碰到要单独为基于windows验证的站点的某个页面.文件或文件夹单独设置匿名访问即不登录就可以直接访问.比如说站点的A的某些图片或文件URL存在B站点下的文件夹下.此时访问 ...
- [GitHub] GitHub使用教程for Eclipse
1.下载egit插件 打开Eclipse,git需要eclipse授权,通过网页是无法下载egit的安装包的.在菜单栏依次打开eclipse→help→install new software→add ...
- FIM2010同步用户
在需要进行同步的来源MA进行同步 在需要进行导入的来源进行导入