存储过程实现树形目录外联其他表实现每个节点的统计

树结构表

USE [DEMO]
GO

/****** Object:  Table [dbo].[Design_DrawingData]    Script Date: 07/05/2019 18:13:38 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

SET ANSI_PADDING ON
GO

CREATE TABLE [dbo].[Design_DrawingData](
    [DrawingId] [int] IDENTITY(1,1) NOT NULL,
    [DrawingCode] [varchar](200) NOT NULL,
    [ProjectId] [int] NOT NULL,
    [DrawingName] [varchar](500) NULL,
    [ParentDrawingId] [varchar](200) NOT NULL,
    [DrawingLeave] [int] NULL,
    [DrawingOrder] [int] NULL,
    [CommitStartTime] [datetime] NULL,
    [CommitEndTime] [datetime] NULL,
    [AddUserId] [int] NOT NULL,
    [UpdateTime] [datetime] NULL,
    [FilePath] [varchar](500) NULL,
    [Note] [varchar](max) NULL,
    [BgColor] [varchar](50) NULL,
    [FgColor] [varchar](50) NULL,
    [Other] [varchar](max) NULL,
 CONSTRAINT [PK_DESIGN_DRAWINGDATA] PRIMARY KEY CLUSTERED 
(
    [DrawingId] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

SET ANSI_PADDING OFF
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'图纸唯一主键' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'DrawingId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'层级编号' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'DrawingCode'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'项目id' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'ProjectId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'层级名称' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'DrawingName'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'所属父级层级编号(根级为0)' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'ParentDrawingId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'目录层级(根级为0)' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'DrawingLeave'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'层级排序' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'DrawingOrder'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'交付开始时间' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'CommitStartTime'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'交付结束时间' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'CommitEndTime'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'创建人ID' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'AddUserId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'更新时间' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'UpdateTime'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'图纸路径' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'FilePath'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'备注' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'Note'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'节点背景色' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'BgColor'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'节点字体色' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'FgColor'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'备用字段' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData', @level2type=N'COLUMN',@level2name=N'Other'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'设计管理_图纸管理' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Design_DrawingData'
GO

外键表

USE [DEMO]
GO
DROP TABLE [dbo].[Advice_Problem] 
/****** Object:  Table [dbo].[Advice_Problem]    Script Date: 07/03/2019 15:25:01 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

SET ANSI_PADDING ON
GO

CREATE TABLE [dbo].[Advice_Problem](
    [Id] [int] IDENTITY(1,1) NOT NULL,
    [DrawingId] [int] NULL,
    [ProblemType] [varchar](500) NULL,
    [ProblemCount] [int] NOT NULL,
    [Other] [varchar](max) NULL,
    [ProjectId] [int] NULL,
 CONSTRAINT [PK_Advice_Problem] PRIMARY KEY CLUSTERED 
(
    [Id] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]

GO

SET ANSI_PADDING OFF
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'图纸ID' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem', @level2type=N'COLUMN',@level2name=N'DrawingId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'问题种类' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem', @level2type=N'COLUMN',@level2name=N'ProblemType'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'问题数量' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem', @level2type=N'COLUMN',@level2name=N'ProblemCount'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'备用' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem', @level2type=N'COLUMN',@level2name=N'Other'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'项目Id' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem', @level2type=N'COLUMN',@level2name=N'ProjectId'
GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'咨询管理' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Advice_Problem'
GO

ALTER TABLE [dbo].[Advice_Problem] ADD  CONSTRAINT [DF_Advice_Problem_ProblemCount]  DEFAULT ((0)) FOR [ProblemCount]
GO

存储过程

USE [DEMO]
GO
/****** Object:  StoredProcedure [dbo].[Report_DesignDrawing]    Script Date: 07/03/2019 15:27:51 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:        <Author,YFH>
-- Create date: <Create Date,2017.09.16>
-- Description:    <Description,设计问题统计>
-- =============================================
CREATE PROC [dbo].[Report_DesignDrawing]
( 
 @projectId int,--项目id
 @keyWords Varchar(50)--搜索关键字
)
AS 
BEGIN 
  
    create table #temptb --创建临时表，列名最好与树目录列对应
    (
       Id int identity(1,1) not null,
       DrawingId int,
       DrawingCode varchar(200),
       DrawingName varchar(200),
       DrawingLeave int,
       ParentDrawingId int
    );
    --动态创建列，用于统计页面除主要字段其他统计字段数量不确定的情况，其他情况直接创建静态列
    declare @sql as varchar(1000)
    declare @sqlupdate as varchar(1000)
    declare @i as int
    declare @count as varchar(2)
    set @i = 1
    set @count = (select count(distinct(ProblemType)) from dbo.Advice_Problem where ProjectId=@projectId)
    while @i <= @count 
    begin
     SET @sql = 'ALTER TABLE #temptb ADD [P'+ convert(varchar(10),@i) +'] NVARCHAR(100) NULL'
     execute (@sql)
     set @i = @i + 1
    end
    
    if @keyWords is null or @keyWords='' --判断搜索参数是否为空
        begin
            WITH TEMP AS
            (
            SELECT * FROM Design_DrawingData WHERE ProjectId=@projectId and DrawingId=(select min(DrawingId) from Design_DrawingData where ProjectId=@projectId)
            UNION ALL
            SELECT T0.* FROM TEMP,Design_DrawingData T0 WHERE TEMP.DrawingId=T0.ParentDrawingId
            )
            insert into #temptb(DrawingId,DrawingCode,DrawingName,DrawingLeave,ParentDrawingId) 
            SELECT TEMP.DrawingId,TEMP.DrawingCode,TEMP.DrawingName,TEMP.DrawingLeave,TEMP.ParentDrawingId FROM TEMP;
        end
    else
        begin
           WITH TEMP AS
            (
            SELECT * FROM Design_DrawingData WHERE ProjectId=1 and  (DrawingName like '%'+@keyWords+'' or DrawingCode like '%'+@keyWords+'')
            UNION ALL
            SELECT T0.* FROM TEMP,Design_DrawingData T0 WHERE TEMP.DrawingId=T0.ParentDrawingId
            )
            insert into #temptb(DrawingId,DrawingCode,DrawingName,DrawingLeave,ParentDrawingId) 
            SELECT distinct(TEMP.DrawingId),TEMP.DrawingCode,TEMP.DrawingName,TEMP.DrawingLeave,TEMP.ParentDrawingId FROM TEMP where DrawingLeave<6;
        end
    
    --定义循环时临时变量
    Declare @total  int
    Declare @currentIndex int
    Declare @totalRows    int
    Declare @DrawingId  int
    select @currentIndex=1
    select @totalRows=count(1) from #temptb
    
    while(@currentIndex<=@totalRows) --循环每一个树节点
       begin
          select @DrawingId= DrawingId from #temptb where id=@currentIndex;
            WITH TEMP AS
            (
            SELECT * FROM Design_DrawingData WHERE DrawingId=@DrawingId
            UNION ALL
            SELECT T0.* FROM TEMP,Design_DrawingData T0 WHERE TEMP.DrawingId=T0.ParentDrawingId
            )
            select @total =(select COUNT(1) from TEMP)
            set @i=1
            while @i <= @count --循环更新该节点下每个统计列的值，如果统计列固定，则不需要循环
            begin
             SET @sql = 'update #temptb set P'+convert(varchar(10),@i)+'=(select ProblemCount from dbo.Advice_Problem as f where f.DrawingId ='+convert(varchar(10),@DrawingId)+' and f.ProblemType=''P'+convert(varchar(10),@i)+''') where DrawingId='+convert(varchar(10),@DrawingId)+''
             execute (@sql)
             SET @sqlupdate = 'update #temptb set P'+convert(varchar(10),@i)+'=0 where DrawingId='+convert(varchar(10),@DrawingId)+' and P'+convert(varchar(10),@i)+' is null'
             execute (@sqlupdate)
             set @i = @i + 1
            end
          select @currentIndex=@currentIndex+1;
       end
       select * from #temptb;
       DROP TABLE #temptb

END
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原文地址：https://www.cnblogs.com/fengyeqingxiang/p/11150064.html