行转列之后的datagrid的保存
行专列之后，查询的存储过程为
1 USE [APS_Future_FT]
2 GO
3 /****** Object: StoredProcedure [dbo].[P_APS_H_InternalStandardCrudePrice] Script Date: 2013/11/7 21:27:23 ******/
4 SET ANSI_NULLS ON
5 GO
6 SET QUOTED_IDENTIFIER ON
7 GO
8 -- =============================================
9 -- Author: <Author,,Name>
10 -- Create date: <Create Date,,>
11 -- Description: <Description,,>
12 -- =============================================
13 ALTER PROCEDURE [dbo].[P_APS_H_InternalStandardCrudePrice]
14 (
15 @PageSize INT ,
16 @PageIndex INT ,
17 @BeginDate DATETIME ,
18 @EndDate DATETIME ,
19 @TotalCount INT OUTPUT
20 )
21 AS
22 BEGIN
23
24 SET NOCOUNT ON;
25 ---------------------------------------------------------
26 SET @TotalCount=0
27
28 SELECT thi.CrudeStandardPriceID ,
29 vab.Name ,
30 vab.Code ,
31 thi.CrudeStandardPrice ,
32 thi.CreateDate ,
33 CONVERT(VARCHAR(10), PriceDate, 120) AS PriceDate
34 INTO #A
35 FROM T_H_InternalStandardCrudePrice thi ,
36 dbo.V_APS_BaseDataUnion vab
37 WHERE thi.CrudeStandard = vab.Code
38 AND thi.PriceDate BETWEEN @BeginDate AND @EndDate
39 ORDER BY thi.PriceDate ASC
40 ----------------------------------------------------------
41 DECLARE @i INT
42 SET @i = 0
43
44 SELECT @i = ( SELECT COUNT(*)
45 FROM #A
46 )
47 IF ( @i > 0 )
48 BEGIN
49 --读取动态列
50 DECLARE @STR NVARCHAR(MAX);
51 SELECT @STR = ( SELECT DISTINCT
52 '[' + Code + '],'
53 FROM #A
54 FOR
55 XML PATH('')
56 )
57 SELECT @STR = SUBSTRING(@STR, 1, LEN(@STR) - 1)
58
59 DECLARE @ESTR NVARCHAR(MAX)
60
61 -------------------------------------------------------------
62 --行转列
63 SET @ESTR = 'select rn=row_number()over (order by PriceDate desc),PriceDate,'
64 + @STR + '
65 FROM ( SELECT
66 Code ,
67 CrudeStandardPrice ,
68 PriceDate
69 FROM #A
70 ) AS A PIVOT ( SUM(A.CrudeStandardPrice) FOR A.Code IN ('
71 + @STR + ' ) ) AS B '
72
73 -- SET @ESTR = 'select *
74 -- FROM ( SELECT
75 -- Code ,
76 -- CrudeStandardPrice ,
77 --PriceDate
78 -- FROM #A
79 -- ) AS A PIVOT ( SUM(A.CrudeStandardPrice) FOR A.Code IN ('
80 -- + @STR + ' ) ) AS B'
81 ---------------------------------------------------------------
82 --查询总记录数
83
84 DECLARE @sql NVARCHAR(MAX)
85 SET @sql = 'select * into ##C from (' + @ESTR + ') as C'
86
87 EXEC(@sql)
88
89 SELECT @TotalCount = ( SELECT COUNT(*)
90 FROM ##C
91 )
92 DROP TABLE ##C
93 ----------------------------------------------------------------
94 --增加分页
95 SET @ESTR = 'select * from (' + @ESTR
96 + ') as C where rn BETWEEN '
97 + CAST(( ( @PageIndex ) * @PageSize + 1 ) AS NVARCHAR(20))
98 + ' and '
99 + CAST(( ( @PageIndex + 1 ) * @PageSize ) AS NVARCHAR(20))
100 + ' '
101
102 EXEC (@ESTR)
103 -------------------------------------------------------------
104 END
105 DROP TABLE #A
106
107 END
xml文件为
<data><row id="14" code="93_06" value="100" state="added" rowid="1" /><row id="14" code="name" value="New Row" state="added" rowid="2" /><row id="14" code="_uid" value="14" state="added" rowid="3" /><row id="14" code="93_11" value="100" state="added" rowid="4" /><row id="14" code="93_10" value="100" state="added" rowid="5" /><row id="14" code="93_09" value="100" state="added" rowid="6" /><row id="14" code="93_08" value="100" state="added" rowid="7" /><row id="14" code="93_12" value="100" state="added" rowid="8" /><row id="14" code="93_03" value="100" state="added" rowid="9" /><row id="14" code="93_02" value="210" state="added" rowid="10" /><row id="14" code="93_01" value="120" state="added" rowid="11" /><row id="14" code="93_07" value="100" state="added" rowid="12" /><row id="14" code="PriceDate" value="2013/11/1 0:00:00" state="added" rowid="13" /><row id="14" code="_id" value="14" state="added" rowid="14" /><row id="14" code="93_04" value="100" state="added" rowid="15" /><row id="14" code="93_05" value="100" state="added" rowid="16" /><row id="14" code="_state" value="added" state="added" rowid="17" /><row id="11" code="rn" value="1" state="modified" rowid="1" /><row id="11" code="_uid" value="11" state="modified" rowid="2" /><row id="11" code="93_12" value="200" state="modified" rowid="3" /><row id="11" code="93_11" value="200" state="modified" rowid="4" /><row id="11" code="93_10" value="200" state="modified" rowid="5" /><row id="11" code="93_06" value="200" state="modified" rowid="6" /><row id="11" code="93_09" value="200" state="modified" rowid="7" /><row id="11" code="93_08" value="200" state="modified" rowid="8" /><row id="11" code="93_03" value="200" state="modified" rowid="9" /><row id="11" code="93_02" value="200" state="modified" rowid="10" /><row id="11" code="93_01" value="200" state="modified" rowid="11" /><row id="11" code="93_07" value="200" state="modified" rowid="12" /><row id="11" code="PriceDate" value="2013-10-28" state="modified" rowid="13" /><row id="11" code="93_05" value="200" state="modified" rowid="14" /><row id="11" code="93_04" value="200" state="modified" rowid="15" /><row id="11" code="_id" value="11" state="modified" rowid="16" /><row id="11" code="_state" value="modified" state="modified" rowid="17" /></data>
存储过程为
1 USE [APS_Future_FT]
2 GO
3 /****** Object: StoredProcedure [dbo].[A_001] Script Date: 2013/11/7 19:23:03 ******/
4 SET ANSI_NULLS ON
5 GO
6 SET QUOTED_IDENTIFIER ON
7 GO
8 -- =============================================
9 -- Author: <Author,,Name>
10 -- Create date: <Create Date,,>
11 -- Description: <Description,,>
12 -- =============================================
13 ALTER PROCEDURE [dbo].[A_001] ( @str XML )
14 AS
15 BEGIN
16 -- SET NOCOUNT ON added to prevent extra result sets from
17 -- interfering with SELECT statements.
18 SET NOCOUNT ON;
19
20 DECLARE @T TABLE
21 (
22 T_id NVARCHAR(50) ,
23 T_code NVARCHAR(50) ,
24 T_value NVARCHAR(50) ,
25 T_state NVARCHAR(50)
26 )
27
28 INSERT INTO @T
29 ( T_id ,
30 T_code ,
31 T_value ,
32 T_state
33 )
34 SELECT T.r.value('@id', 'nvarchar(50)') ,
35 T.r.value('@code', 'nvarchar(50)'),
36 T.r.value('@value','nvarchar(50)'),
37 T.r.value('@state','nvarchar(50)')
38 FROM @str.nodes('/data/row') T ( r )
39
40
41
42 SELECT DISTINCT *
43 INTO #Date
44 FROM @T
45 WHERE T_code = 'PriceDate'
46
47 DELETE FROM @T
48 WHERE T_code LIKE '"_%' ESCAPE '"'
49 OR T_code = 'rn'
50 OR T_code = 'PriceDate'
51
52 SELECT T.*,
53 d.T_value T_date
54 INTO #ALL
55 FROM @T AS T
56 INNER JOIN #Date d ON T.T_id = d.T_id
57
58 --------------------------删除
59 DELETE iscp
60 FROM dbo.T_H_InternalStandardCrudePrice iscp
61 INNER JOIN #ALL a ON a.T_date = iscp.PriceDate
62 AND a.T_code = iscp.CrudeStandard
63 AND a.T_state = 'removed'
64
65
66 ---------------------------修改
67 SELECT iscp.CrudeStandardPriceID,
68 a.*
69 INTO #UPDATE
70 FROM #ALL a
71 INNER JOIN dbo.T_H_InternalStandardCrudePrice iscp
72 ON a.T_date = iscp.PriceDate
73 AND a.T_code = iscp.CrudeStandard
74
75 --SELECT * FROM #UPDATE
76
77 UPDATE T_H_InternalStandardCrudePrice
78 SET CrudeStandardPrice = up.T_value
79 FROM dbo.T_H_InternalStandardCrudePrice iscp
80 INNER JOIN #UPDATE up ON iscp.CrudeStandardPriceID = up.CrudeStandardPriceID
81
82 --------------------------------增加
83
84 INSERT INTO dbo.T_H_InternalStandardCrudePrice
85 ( CrudeStandard ,
86 PriceDate ,
87 CrudeStandardPrice
88 )
89 SELECT A.T_code,
90 CASE WHEN A.T_date IS NOT NULL
91 THEN CAST(A.T_date AS DATETIME)
92 ELSE NULL
93 END
94 ,
95 CASE WHEN A.T_value IS NOT NULL
96 THEN CAST(A.T_value AS DECIMAL)
97 ELSE NULL
98 END
99
100 FROM (
101 SELECT a.T_id,
102 a.T_code,
103 a.T_value,
104 a.T_state,
105 a.T_date
106 FROM #ALL a
107 EXCEPT
108 SELECT up.T_id,
109 up.T_code,
110 up.T_value,
111 up.T_state,
112 up.T_date
113 FROM #UPDATE up
114
115 )AS A
116
117 END
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