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