Oracle資料字串拼接

select tablename,  

ltrim(max(sys_connect_by_path(fieldname, ',')), ',') as fields
from (select tablename,
fieldname,  
rnfirst,  
lead(rnfirst) over(partition by tablename order by ordernumber asc) rnnext  
from (select a.tablename,
a.fieldname,
a.ordernumber,
row_number() over(order by a.tablename, a.ordernumber asc) rnfirst  
from vm_employeetablefields a  where a.ismastertable=1 and  a.employeeid=119 and a.rolemoduleid=230) tmptable1) tmptable2  
start with rnfirst=1
connect by rnfirst = prior rnnext  
group by tablename;

oracle擷取資料字串

主要的函式介紹 1 拼接字串 1 可以使用 來拼接字串 1 select 拼接 字串 as strfrom dual 2 通過concat 函式實現 1 select concat 拼接 字串 as strfrom dual 注 oracle的concat函式只支援兩個引數的方法，即只能拼接兩個引數...

oracle 字串拼接

create or replace procedure proc query prior department iscursor department list nosub is select dep.id,dep.name,dep.parent from department dep where ...

拼接字串

border 1 class box 標籤名稱th 是否顯示th 標籤順序th tr thead 首頁td class check 是option 否option select td class number 1option 2option 3option 4option 5option 6opti...