• MSSQL 指定分隔符号 生成数据集


    DECLARE
        @xml VARCHAR(MAX)='磨毛:1
    缩率:2
    干磨:3
    湿摩:4
    水洗牢度:5
    手感:6
    防水:7
    PH:8
    日晒:9'
    
    SET @xml= '<root>'+CHAR(10)+'<r><v>'+REPLACE(REPLACE(@xml,CHAR(10),'</v1></r>'+CHAR(13)+'<r><v>'),'','</v><v1>')+'</v1></r>'+CHAR(10)+'</root>'
    BEGIN TRY
    
    DECLARE
        @xml2 XML= @xml
        
    SELECT * FROM(    
    SELECT t.v.query('.').value('/r[1]/v[1]','varchar(50)') as gy,
           t.v.query('.').value('/r[1]/v1[1]','varchar(50)') as gyyq
    FROM @xml2.nodes('/root/r')t(v)) a
    PIVOT(MAX(gyyq) FOR gy IN ([磨毛],[缩率],[干磨],[湿摩],[水洗牢度],[手感],[防水],[PH],[日晒])) AS pvt
    END TRY
    BEGIN CATCH
        IF @@ERROR>0
            SELECT NULL AS [磨毛],NULL AS [缩率],NULL AS [干磨],NULL AS [湿摩],NULL AS [水洗牢度],NULL AS [手感],NULL AS [防水],NULL AS [PH],NULL AS [日晒]
                  ,ERROR_MESSAGE()   
    END CATCH

    --这里展示的是多列的情况
     1 CREATE FUNCTION dbo.fn_GetSplitData(@Data NVARCHAR(MAX),@SplitChar VARCHAR(50))
     2 RETURNS TABLE
     3 AS
     4     RETURN
     5     (
     6     with roy as 
     7     (select COl2=cast(left(@Data,charindex(@SplitChar,@Data+@SplitChar)-1) as VARCHAR(max)),Split=cast(stuff(@Data+@SplitChar,1,charindex(@SplitChar,@Data+@SplitChar),'') as VARCHAR(MAX)) 
     8     union all
     9     select COl2=cast(left(Split,charindex(@SplitChar,Split)-1) as VARCHAR(max)),Split= cast(stuff(Split,1,charindex(@SplitChar,Split),'') as VARCHAR(max)) 
    10     FROM Roy where split>''
    11     )
    12     select COl2 AS Col from roy
    13 
    14 
    15     /*SELECT b.Col */
    16     /*FROM */
    17     /*(SELECT convert(xml,'<root><v>'+replace(@Data,@SplitChar,'</v><v>')+'</v></root>') AS Col)a */
    18     /*CROSS apply(SELECT Col=C.v.value('.','nvarchar(100)') from a.Col.nodes('/root/v')C(v))b */
    19     )
    20 GO
    
    
    
     
    
    

      

     
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  • 原文地址:https://www.cnblogs.com/BTag/p/12699696.html
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