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  • 经典的产生报表SQL语句

    以下为示例的表结构:
    CREATE TABLE [dbo].[drmEstimatedDorm](
     [EstimatedDormId] [int] IDENTITY(1,1) NOT NULL,
     [BUCode] [nvarchar](50) COLLATE Chinese_PRC_CI_AS NOT NULL,
     [BU] [nvarchar](50) COLLATE Chinese_PRC_CI_AS NOT NULL,
     [Gender] [varchar](10) COLLATE Chinese_PRC_CI_AS NOT NULL,
     [IsEngineerClass] [bit] NOT NULL CONSTRAINT [DF_drmEstimatedDorm_IsEngineerClass]  DEFAULT ((0)),
     [ApplyYear] [int] NOT NULL CONSTRAINT [DF_drmEstimatedDorm_Year]  DEFAULT ((0)),
     [ApplyWeek] [int] NOT NULL CONSTRAINT [DF_drmEstimatedDorm_Week]  DEFAULT ((0)),
     [WeekBeginDate] [datetime] NOT NULL,
     [WeekEndDate] [datetime] NOT NULL,
     [EstimatedCount] [int] NOT NULL CONSTRAINT [DF_drmEstimatedDorm_EstimatedCount]  DEFAULT ((0)),
     [ActualCount] [int] NOT NULL CONSTRAINT [DF_drmEstimatedDorm_ActiveCount]  DEFAULT ((0)),
     [DifferrenceRate] [decimal](18, 4) NOT NULL,
     CONSTRAINT [PK_drmEstimatedDorm] PRIMARY KEY CLUSTERED
    (
     [EstimatedDormId] ASC
    )WITH (PAD_INDEX  = OFF, IGNORE_DUP_KEY = OFF) ON [PRIMARY]
    ) ON [PRIMARY]
    以下为示例SQL语句:
    DECLARE @sql varchar(8000)
    SET @sql = 'SELECT * FROM ('
    SELECT @sql = @sql + char(10)+char(9)+'SELECT CASE WHEN (GROUPING(BUCode)=1) THEN ''ALL'' ELSE ISNULL(BUCode,''UNKNOWN'') END AS BUCode,'
    SELECT @sql=@sql+char(10)+char(9)+'CASE WHEN (GROUPING(Gender)=1) THEN ''ALL'' ELSE ISNULL(Gender,''UNKNOWN'') END AS Gender'
    SELECT @sql = @sql + ','+char(10)+char(9)+'SUM(CASE WHEN ApplyWeek='+convert(varchar(10),ApplyWeek)+' AND IsEngineerClass='+convert(varchar(10),IsEngineerClass)+' THEN EstimatedCount end) AS ['+convert(varchar(10),ApplyWeek)+'_'+convert(varchar(10),IsEngineerClass)+']'
    FROM (SELECT distinct ApplyWeek,IsEngineerClass FROM dbo.drmEstimatedDorm) AS a
    ORDER BY ApplyWeek,IsEngineerClass DESC
    SELECT @sql = @sql + ','+char(10)+char(9)+'SUM(CASE WHEN IsEngineerClass='+convert(varchar(10),IsEngineerClass)+' THEN EstimatedCount end) AS [hj_'+convert(varchar(10),IsEngineerClass)+']'
    FROM (SELECT distinct IsEngineerClass FROM dbo.drmEstimatedDorm) AS b
    ORDER BY IsEngineerClass DESC
    SELECT @sql = @sql+char(10)+char(9)+'FROM drmEstimatedDorm '
    SELECT @sql = @sql+char(10)+char(9)+'GROUP BY BUCode,Gender WITH CUBE'+char(10)+') AS c '
    SELECT @sql = @sql+char(10)+'WHERE Gender <> ''All'' '+char(10)+'ORDER BY BUCode DESC,Gender'
    PRINT @sql
    EXEC(@sql)
    大家可以看打印到屏幕的SQL语句,自己研究一下,很有用的。
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  • 原文地址:https://www.cnblogs.com/brawei/p/870562.html
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