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declare @TMSTOCK as table(ItemCode varchar(20),TrsId varchar(20),TrsDate datetime,StockIn int, StockOut int,BuyingPrice int)
insert into @TMSTOCK values('CCL', 'B1', '2009/01/01', 100, null, 1)
insert into @TMSTOCK values('CCL', 'S1', '2009/01/01', 0 , 50, 0)
insert into @TMSTOCK values('CCL', 'S2', '2009/01/01', 0 , 30, 0 )
insert into @TMSTOCK values('CCL', 'B2', '2009/02/01', 100, null, 2)
insert into @TMSTOCK values('CCL', 'S3', '2009/02/01', 0 , 30, 0 )
insert into @TMSTOCK values('CCL', 'B3', '2009/02/01', 100, null, 3)
insert into @TMSTOCK values('CCL', 'B4', '2009/03/01', 100, null, 3)
insert into @TMSTOCK values('FNT', 'B5', '2009/01/01', 200, null, 1)
insert into @TMSTOCK values('FNT', 'S4', '2009/01/01', 0 , 50, 0)
insert into @TMSTOCK values('FNT', 'S5', '2009/01/01', 0 , 30, 0 )
insert into @TMSTOCK values('FNT', 'S6', '2009/01/01', 0 , 30, 0 )
select * from @TMSTOCK
/*
CCL B1 2009-01-01 00:00:00.000 100 NULL 1
CCL S1 2009-01-01 00:00:00.000 0 50 0
CCL S2 2009-01-01 00:00:00.000 0 30 0
CCL B2 2009-02-01 00:00:00.000 100 NULL 2
CCL S3 2009-02-01 00:00:00.000 0 30 0
CCL B3 2009-02-01 00:00:00.000 100 NULL 3
CCL B4 2009-03-01 00:00:00.000 100 NULL 3
FNT B5 2009-01-01 00:00:00.000 200 NULL 1
FNT S4 2009-01-01 00:00:00.000 0 50 0
FNT S5 2009-01-01 00:00:00.000 0 30 0
FNT S6 2009-01-01 00:00:00.000 0 30 0
*/
select *,row_number() over (order by (select 1)) rn from @TMSTOCK
/*
CCL B1 2009-01-01 00:00:00.000 100 NULL 1 1
CCL S1 2009-01-01 00:00:00.000 0 50 0 2
CCL S2 2009-01-01 00:00:00.000 0 30 0 3
CCL B2 2009-02-01 00:00:00.000 100 NULL 2 4
CCL S3 2009-02-01 00:00:00.000 0 30 0 5
CCL B3 2009-02-01 00:00:00.000 100 NULL 3 6
CCL B4 2009-03-01 00:00:00.000 100 NULL 3 7
FNT B5 2009-01-01 00:00:00.000 200 NULL 1 8
FNT S4 2009-01-01 00:00:00.000 0 50 0 9
FNT S5 2009-01-01 00:00:00.000 0 30 0 10
FNT S6 2009-01-01 00:00:00.000 0 30 0 11
*/
;with cte_1 as (
select *,row_number() over (order by (select 1)) rn from @TMSTOCK),
cte_2 as (
select *,(select max(rn) from cte_1 c1 where c1.rn < c2.rn and c1.BuyingPrice <> 0) new_rn
from cte_1 c2)
select * from cte_2
/*
CCL B1 2009-01-01 00:00:00.000 100 NULL 1 1 NULL
CCL S1 2009-01-01 00:00:00.000 0 50 0 2 1
CCL S2 2009-01-01 00:00:00.000 0 30 0 3 1
CCL B2 2009-02-01 00:00:00.000 100 NULL 2 4 1
CCL S3 2009-02-01 00:00:00.000 0 30 0 5 4
CCL B3 2009-02-01 00:00:00.000 100 NULL 3 6 4
CCL B4 2009-03-01 00:00:00.000 100 NULL 3 7 6
FNT B5 2009-01-01 00:00:00.000 200 NULL 1 8 7
FNT S4 2009-01-01 00:00:00.000 0 50 0 9 8
FNT S5 2009-01-01 00:00:00.000 0 30 0 10 8
FNT S6 2009-01-01 00:00:00.000 0 30 0 11 8
*/
;with cte_1 as (
select *,row_number() over (order by (select 1)) rn from @TMSTOCK),
cte_2 as (
select *,(select max(rn) from cte_1 c1 where c1.rn < c2.rn and c1.BuyingPrice <> 0) new_rn
from cte_1 c2),
cte_3 as (
select *,case BuyingPrice when 0 then (select BuyingPrice from cte_2 c2 where c2.rn = c1.new_rn) else BuyingPrice end Seq
from cte_2 c1)
select * from cte_3
/*
CCL B1 2009-01-01 00:00:00.000 100 NULL 1 1 NULL 1
CCL S1 2009-01-01 00:00:00.000 0 50 0 2 1 1
CCL S2 2009-01-01 00:00:00.000 0 30 0 3 1 1
CCL B2 2009-02-01 00:00:00.000 100 NULL 2 4 1 2
CCL S3 2009-02-01 00:00:00.000 0 30 0 5 4 2
CCL B3 2009-02-01 00:00:00.000 100 NULL 3 6 4 3
CCL B4 2009-03-01 00:00:00.000 100 NULL 3 7 6 3
FNT B5 2009-01-01 00:00:00.000 200 NULL 1 8 7 1
FNT S4 2009-01-01 00:00:00.000 0 50 0 9 8 1
FNT S5 2009-01-01 00:00:00.000 0 30 0 10 8 1
FNT S6 2009-01-01 00:00:00.000 0 30 0 11 8 1
*/
;with cte_1 as (
select *,row_number() over (order by (select 1)) rn from @TMSTOCK),
cte_2 as (
select *,(select max(rn) from cte_1 c1 where c1.rn < c2.rn and c1.BuyingPrice <> 0) new_rn
from cte_1 c2),
cte_3 as (
select *,case BuyingPrice when 0 then (select BuyingPrice from cte_2 c2 where c2.rn = c1.new_rn) else BuyingPrice end Seq
from cte_2 c1),
cte_4 as (
select *,
sum(isnull(StockIn,0)) over (partition by ItemCode,TrsDate,Seq) StockIn_New,
sum(isnull(StockOut,0)) over (partition by ItemCode,TrsDate,Seq) StockOut_New,
row_number() over (partition by ItemCode,TrsDate,Seq order by TrsId) row_num
from cte_3)
select *
from cte_4
/*
CCL B1 2009-01-01 00:00:00.000 100 NULL 1 1 NULL 1 100 80 1
CCL S1 2009-01-01 00:00:00.000 0 50 0 2 1 1 100 80 2
CCL S2 2009-01-01 00:00:00.000 0 30 0 3 1 1 100 80 3
CCL B2 2009-02-01 00:00:00.000 100 NULL 2 4 1 2 100 30 1
CCL S3 2009-02-01 00:00:00.000 0 30 0 5 4 2 100 30 2
CCL B3 2009-02-01 00:00:00.000 100 NULL 3 6 4 3 100 0 1
CCL B4 2009-03-01 00:00:00.000 100 NULL 3 7 6 3 100 0 1
FNT B5 2009-01-01 00:00:00.000 200 NULL 1 8 7 1 200 110 1
FNT S4 2009-01-01 00:00:00.000 0 50 0 9 8 1 200 110 2
FNT S5 2009-01-01 00:00:00.000 0 30 0 10 8 1 200 110 3
FNT S6 2009-01-01 00:00:00.000 0 30 0 11 8 1 200 110 4
*/
;with cte_1 as (
select *,row_number() over (order by (select 1)) rn from @TMSTOCK),
cte_2 as (
select *,(select max(rn) from cte_1 c1 where c1.rn < c2.rn and c1.BuyingPrice <> 0) new_rn
from cte_1 c2),
cte_3 as (
select *,case BuyingPrice when 0 then (select BuyingPrice from cte_2 c2 where c2.rn = c1.new_rn) else BuyingPrice end Seq
from cte_2 c1),
cte_4 as (
select *,
sum(isnull(StockIn,0)) over (partition by ItemCode,TrsDate,Seq) StockIn_New,
sum(isnull(StockOut,0)) over (partition by ItemCode,TrsDate,Seq) StockOut_New,
row_number() over (partition by ItemCode,TrsDate,Seq order by TrsId) row_num
from cte_3)
select ItemCode,TrsId,TrsDate,StockIn_New-StockOut_New Stack_Last,BuyingPrice
from cte_4 where row_num = 1
/*
CCL B1 2009-01-01 00:00:00.000 20 1
CCL B2 2009-02-01 00:00:00.000 70 2
CCL B3 2009-02-01 00:00:00.000 100 3
CCL B4 2009-03-01 00:00:00.000 100 3
FNT B5 2009-01-01 00:00:00.000 90 1
*/
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