示例1：

Select *
From (Select a.Product_Num,
a.Order_Id,
a.Apply_Date,
Row_Number() Over(Partition By a.Product_Num Order By a.Order_Id Desc) Rn
From t_Od_Order a
Where Rownum < 999) t
Where t.Rn = 1;

update temp_zx_030602_checktf aa
set aa.v_nedate =
(Select send_time
From (Select a.send_time,
a.so_nbr,
Row_Number() Over(Partition By a.so_nbr Order By a.spjk_id Desc) Rn
From spjk_table a
Where Rownum < 999) t
Where t.Rn = 1
and aa.trade_id = to_number(t.so_nbr))
where aa.v_nedate is null;

二、示例2

--001+002
---- 001.
Select Yy.Error_Reason_Code,
Yy.Error_Reason,
Part,
Yyt_Cnt,
To_Char(Yyt_Cnt * 100 / Round(Sum(Yyt_Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Yyt_Percent,
Dx_Cnt,
To_Char(Dx_Cnt * 100 / Round(Sum(Dx_Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Dx_Percent,
Dq_Cnt,
To_Char(Dq_Cnt * 100 / Round(Sum(Dq_Cnt) Over(Partition By Part)),
'fm99990.00') || '%' Dq_Percent,
Cnt,
To_Char(Cnt * 100 / Round(Sum(Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Sum_Percent
From (Select Tt.Error_Reason_Code,
Tt.Error_Reason,
Cnt,
0 Part,
Yyt Yyt_Cnt,
Dq Dq_Cnt,
Dx Dx_Cnt
From (Select (Select Er.Error_Reason_Code
From t_Od_Error_Reason Er
Where Er.Error_Reason = Aa.Error_Reason
And Rownum = 1) Error_Reason_Code,
Aa.Error_Reason Error_Reason,
Count(1) Cnt,
Sum(Case
When Aa.Apply_Dept_Name Like '%营业厅%' Then
1
Else
0
End) Yyt,
Sum(Case
When Aa.Apply_Dept_Name = '电销自营店' Then
1
Else
0
End) Dx,
Sum(Case
When Aa.Apply_Dept_Name = '电渠自营店' Then
1
Else
0
End) Dq
From (Select *
From (Select a.*,
Row_Number() Over(Partition By a.Order_Id Order By a.Send_Date Desc) Rn
From t_Stat_Td_Iptv_Detail_01@Iom107 a) t
Where t.Rn = 1) Aa
Group By Aa.Error_Reason
Order By 1) Tt) Yy
Union All

---- 002. 合计
Select Null,
'合计',
1,
Sum(u.Yyt_Cnt) Yyt_Cnt,
Sum(To_Number(Replace(u.Yyt_Percent, '%'))) || '%' Yyt_Percent,
Sum(u.Dx_Cnt) Dx_Percent,
Sum(To_Number(Replace(u.Dx_Percent, '%'))) || '%' Dx_Percent,
Sum(u.Dq_Cnt) Dq_Percent,
Sum(To_Number(Replace(u.Dq_Percent, '%'))) || '%' Dq_Percent,
Sum(u.cnt),
Sum(To_Number(Replace(u.sum_percent, '%'))) || '%' sum_Percent
From (Select Yy.Error_Reason_Code,
Yy.Error_Reason,
Part,
Yyt_Cnt,
To_Char(Yyt_Cnt * 100 /
Round(Sum(Yyt_Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Yyt_Percent,
Dx_Cnt,
To_Char(Dx_Cnt * 100 /
Round(Sum(Dx_Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Dx_Percent,
Dq_Cnt,
To_Char(Dq_Cnt * 100 /
Round(Sum(Dq_Cnt) Over(Partition By Part)),
'fm99990.00') || '%' Dq_Percent,
Cnt,
To_Char(Cnt * 100 / Round(Sum(Cnt) Over(Partition By Part)),
'fm999990.00') || '%' Sum_Percent

From (Select Tt.Error_Reason_Code,
Tt.Error_Reason,
Cnt,
0 Part,
Yyt Yyt_Cnt,
Dq Dq_Cnt,
Dx Dx_Cnt

From (Select (Select Er.Error_Reason_Code
From t_Od_Error_Reason Er
Where Er.Error_Reason = Aa.Error_Reason
And Rownum = 1) Error_Reason_Code,
Aa.Error_Reason Error_Reason,
Count(1) Cnt,
Sum(Case
When Aa.Apply_Dept_Name Like '%营业厅%' Then
1
Else
0
End) Yyt,
Sum(Case
When Aa.Apply_Dept_Name = '电销自营店' Then
1
Else
0
End) Dx,
Sum(Case
When Aa.Apply_Dept_Name = '电渠自营店' Then
1
Else
0
End) Dq
From (Select *
From (Select a.*,
Row_Number() Over(Partition By a.Order_Id Order By a.Send_Date Desc) Rn
From t_Stat_Td_Iptv_Detail_01@Iom107 a) t
Where t.Rn = 1) Aa
Group By Aa.Error_Reason
Order By 1) Tt) Yy) u;