Oracle儲存過程由例子到理論

oracle hr環境新增新錶

create

table
"hr"."cus_test" (
"id" 
varchar2 (255 byte) not
null
,    "mobile" 
varchar2 (255 byte) null
,    "name" 
varchar2 (255 byte) null
,    "times" date 
null
);alter
table "hr"."cus_test" add
check ("id" is
notnull
);alter
table "hr"."cus_test" add
primary
key ("id");

create sequence autoid8 --

函式名autoid
start with2--
起始值 2
increment by2--
步長 2
minvalue 2
--最小值 2
nomaxvalue;

create

orreplace
procedure vvinstat as
begin
insert
into
"hr"."cus_test" (
"id",
"mobile",
"name",
"times"
)values
(        autoid.nextval,
'18575511371',
'kamil',
sysdate
) ; 
commit
;end
;/

set serveroutput on

declare
begin
vvinstat;
end ;

create

orreplace
procedure find_emp1 (emp_no number) as emp_name varchar2 (20
) ;begin
select
ename 
into
emp_name
from
emp    
where
empno 
=emp_no ; dbms_output.put_line (
'雇員姓名：'||
emp_name
) ; exception
when no_data_found then
dbms_output.put_line (
'雇員編號沒有找到
') ;
end ;
/

set serveroutput on

declare
begin
find_emp1(
7566
);end;--
pl/sql 過程已成功完成。
--雇員姓名：jones
/*雇員編號沒有找到
*/

create

orreplace
procedure
my_proc_out (
value1 
innumber
,    value2 out 
number
) is salary number
;begin
select
sal 
into
salary
from
emp    
where
empno 
=value1 ;
if salary <
8000
then
value2 :
= salary +
500 ; update
emp    
set sal =
value2
where
empno 
=value1 ;
else
value2 :
=salary ;
endif
;    
end;
/

set serveroutput on

declare v1 number :=
7566 ; v2 number
;begin
my_proc_out (v1, v2) ; dbms_output.put_line (
'v2 的值為'||
to_char (v2)
) ;end;
/

create

orreplace
procedure
test_in_out 
(v1 
in out number
,v2 
in out number)is
value1 
number:=0;
begin
value1 :
=v1;
v1 :
=v2;
v2 :
=value1;
dbms_output.put_line(
'v1:
'||v1||''
||'v2:'
||v2);
end;
/

set serveroutput on

declare
value1 
number :=
11111
;value2 
number :=
22222
;begin
test_in_out(value1,value2);
end;
/

oracle 儲存過程例子

oracle 儲存過程學習過程 建立乙個最簡單的儲存過程 create or replace procedure test xg p1 is begin dbms output.put line hello world this is the first procedure end 建立乙個帶輸入輸...

oracle儲存過程簡單例子

先建立一張表 create table mytest name varchar2 30 passwd varchar2 30 建立儲存過程 create or replace procedure sp pro1 is begin insert into mytest values jack 123 ...

Oracle 建立儲存過程例子

建立儲存過程 create or replace procedure xx p 引數in表示輸入引數，out表示輸入引數，型別可以使用任意oracle中的合法型別。is ym in char as 定義變數 vs msg varchar2 4000 錯誤資訊變數 vs ym beg char 6 起...