ORACLE 存储过程实例 [备忘录]

create or replace procedure update_RP_MONTH_CLICK  as
--定义变量
date_v varchar(6);                --年月
login_count_v INTEGER;            --登录次数
login_accoun_count_v INTEGER;     --登录账号数
accoun_count_v INTEGER;           --账号总数
begin
/* ------------------ 获取参数 用into关键字赋值给变量 start--------------------- */
--年月
select case WHEN to_char(sysdate-1,'YYYYMM')=to_char(sysdate,'YYYYMM') THEN to_char(sysdate,'YYYYMM')
else to_char(sysdate-1,'YYYYMM') end into date_v from dual ;
--登录次数
select count(t.log_id) into login_count_v from SC_ACT_LOG t where t.act_type = 5
and TO_DATE(TO_CHAR(t.act_time, 'YYYYMM'), 'YYYYMM') = TO_DATE(TO_CHAR(SYSDATE, 'YYYYMM'), 'YYYYMM');

--登录账号数
select  count(staff_id) into login_accoun_count_v from (
select t.staff_id from SC_ACT_LOG t where t.act_type = 5
and TO_DATE(TO_CHAR(t.act_time, 'YYYYMM'), 'YYYYMM') = TO_DATE(TO_CHAR(SYSDATE, 'YYYYMM'), 'YYYYMM')
group by t.staff_id
);
-- 账号总数
select count(t.staff_id) into accoun_count_v from HRM_STAFF t where t.status = 1 ;
/* ------------------ 获取参数 end--------------------- */
--先删除
delete from RP_MONTH_CLICK where RMONTH = date_v ;
--再添加
insert into RP_MONTH_CLICK ( ID, RMONTH,LOGIN_COUNT,LOGIN_ACCOUNT_COUNT,ACCOUNT_COUNT )
values( SEQ_SC_GLOBAL_PARAMETERS.NEXTVAL,date_v,login_count_v,login_accoun_count_v,accoun_count_v);
commit;
end;