1.创建一个javaweb项目MyBatis_Part4_Procedure

2.在src下创建procedure.sql文件

 1 --创建表
 2 create table p_user(  
 3     id number primary key,  
 4     name varchar2(20),
 5     sex varchar2(2)
 6 ); 
 7 
 8 create sequence seq_puser;
 9 
10 insert into p_user values(seq_puser.nextval,'A','');  
11 insert into p_user values(seq_puser.nextval,'B','');  
12 insert into p_user values(seq_puser.nextval,'C','');  
13 
14 commit;
15 
16 --统计男女的数量
17 CREATE or replace PROCEDURE holly.get_user_count(sex_id IN number,user_count OUT number)
18 is
19 BEGIN 
20 IF sex_id=0 THEN
21  SELECT COUNT(*) INTO user_count FROM p_user WHERE p_user.sex='';
22 ELSE
23   SELECT COUNT(*) INTO user_count FROM p_user WHERE p_user.sex='' ;
24 END IF;
25 END ;
26 /
procedure.sql

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