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在Oracle/SQL Service中通过Function返回Table

时间:2022-03-14 15:05

本函数用途:返回一个Table

在Oracle中实现,范例:

 1 --在Types中:
 2 create or replace type objTable as object
 3 (
 4   s_usercode varchar2(32767),
 5   s_username varchar2(32767)
 6 );
 7 
 8 CREATE OR REPLACE TYPE tabTemp AS TABLE OF objtable;
 9 
10 
11 --在Function中:
12 --使用Pipeline管道函数和Pipe row()
13 create or replace function GetCSClient
14 (
15 /*
16 程式代号:GetCSClient
17 程式名称:
18 传入参数:
19 传回值:
20 备注:
21 范例:select * from table(GetCSClient(‘Shadowxiong‘));
22 版本变更:        
23 xx.   YYYY/MM/DD   VER    AUTHOR         COMMENTS
24 01.   2015/08/28   1.00   Anne_Han       New Create              
25 */
26   P_Usercode varchar2
27 ) 
28 return tabtemp PIPELINED
29 as
30   s_usercode varchar2(32767);
31   s_username varchar2(32767);
32   v          objtable;
33 begin
34   for myrow in (select CShortName,CEnglishName from mv_liclientbaseinfo order by CShortName)
35   loop
36     v:=objtable(myrow.CShortName, myrow.CEnglishName);
37     PIPE ROW (v);
38   end loop;
39   
40   RETURN;
41     
42 end GetCSClient;

 

在SQL Service中实现,范例:

 1 --在Function中:
 2 CREATE FUNCTION [dbo].[GetCSClient] (@USER_code NVARCHAR(30))   
 3 RETURNS  @objTable  TABLE (ClientId nvarchar(15),CLIENTNAME nvarchar(150))
 4 AS
 5 BEGIN
 6     INSERT INTO @objTable(ClientId,CLIENTNAME)
 7     SELECT  CLIENTID,CLIENTNAME FROM CLIENT WITH(NOLOCK) 
 8     ORDER BY CLIENTID
 9  
10     RETURN
11 END
12 
13 --调用Function
14 SELECT * FROM dbo.GetCSClient(‘shadowxiong‘)

 

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