帮忙SQL下SQL：
select empno, empname, over_startime,over_endtime,
overtimenum,leave_startime, leave_endtime,leavetimenum,
sum(coktotals)over(partition by empno) remainnum
from (
select e.empno, e.empname,
a.starttime over_startime,
a.endtime over_endtime,
'0' leave_startime,
'0' leave_endtime,
nvl(a.overtimenum, 0) overtimenum,
0 leavetimenum,
nvl(f_cokstat_equal_time(a.starttime, a.endtime),0) coktotals
from tmp_employee e, t_overtime a
相关问答：
select convert(varchar(50),cast(convert(numeric(18,2),1275674000000/100000000)as real))+'亿'
select cast(convert(numeric(18,2),1275674000000/100000000)as real)
为什么上一个用varchar转换后就只保留了� ......
我要做一个定点事件，是每天晚上12点就把三个表里的信息放入一个表里，我想用存储过程来写，怎么写呢？，那位高手帮帮忙吧，非常感谢！
用户名是唯一的
表A 字段
用户名：Name ,邮箱：Ema ......
clientserial devseral chunnelnum devdata5
CZ0001 308001 5000 11.1
CZ0001 308001 5001 11.2
CZ0001 308001 5002 11.3
CZ0001 3080 ......
CREATE PROCEDURE [selectvipcompany]
@username varchar(50),
@companyname varchar(50),
@endtime varchar(1)
AS
declare @sql varchar(1000)
set @sql='' ......
