SQL存储过程分页(通用的拼接SQL语句思路实现)

多表通用的SQL存储过程分页

案例一:

USE [Community]
GO

/****** Object:  StoredProcedure [dbo].[Common_PageList]    Script Date: 2016/3/8 13:44:58 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO




CREATE PROCEDURE [dbo].[Common_PageList]
(
@tab nvarchar(200),---表名
@strFld nvarchar(max), --字段字符串
@strWhere nvarchar(max), --where条件 
@PageIndex int, --页码
@PageSize int, --每页容纳的记录数
@Sort nvarchar(255), --排序字段及规则,不用加order by
@Total int output --总数
)
AS
declare @strSql nvarchar(max)
set nocount on;

set @strSql=' SELECT * FROM (SELECT ROW_NUMBER() 
  OVER(ORDER BY ' + @Sort + ') AS rownum, ' + @strFld + ' FROM ' + @tab + ' where 1=1 ' + @strWhere + ') AS Dwhere
  WHERE rownum BETWEEN ' + CAST(((@PageIndex-1)*@PageSize + 1) as nvarchar(20)) + ' and ' + cast((@PageIndex*@PageSize) as nvarchar(20))
  exec (@strSql)
  --print @strSql

 set @strSql='SELECT @Total = COUNT(0) FROM ' + @tab + ' WHERE 1=1 ' + @strWhere 
 --print @strSql
 EXECUTE sp_executesql @strSql,N'@Total INT OUTPUT',@Total OUTPUT

set nocount off;



GO

 

分页功能可以简化整合成统一的 SQL语句分页壳子 功能:

USE [Community]
GO

/****** Object:  StoredProcedure [dbo].[GetMySocialList]    Script Date: 2016/3/17 15:20:18 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

-- =============================================
-- Author:        熊学浩
-- Create date: 2016-03-17
-- Description:    “我的圈子"列表
-- =============================================
CREATE PROCEDURE [dbo].[GetMySocialList] 
    -- Add the parameters for the stored procedure here
    @MemberID int, --用户ID
    @PageIndex int, --页码
    @PageSize int, --每页容纳的记录数
    @Total int output --总数
AS
declare @strSql nvarchar(max);
BEGIN
    -- SET NOCOUNT ON added to prevent extra result sets from
    -- interfering with SELECT statements.
    SET NOCOUNT ON;

    --主查询
    set @strSql='SELECT 
                S.CMSocialID,
                S.SocialName,
                S.SocialDescription,
                S.SocialLogo,
                S.SocialAuthority,
                S.Integral,
                S.SocialState,
                S.IsAvailable,
                SC.CheckState,
                SC.Notes,
                SM.CMSocialMemberID,
                SM.MemberID,
                SM.MemberName,
                SM.MemberIntegral,
                SM.EnterTime,
                SM.MemberState,
                SM.MemberRank,
                SM.IsRecommend
                FROM (SELECT * FROM CMSocialMember WHERE MemberID='+ CAST(@MemberID as nvarchar(20))+' AND IsDelete<>1 AND IsAvailable=1) AS SM 
                INNER JOIN CMSocial AS S ON S.CMSocialID=SM.CMSocialID 
                LEFT JOIN (
                            SELECT *
                            FROM ( 
                                SELECT ROW_NUMBER() OVER (PARTITION BY CMSocialID ORDER BY CreateTime DESC) AS group_index ,*
                                FROM CMSocialCheck WHERE IsDelete<>1
                                ) AS SCsub WHERE SCsub.group_index=1 
                            ) AS SC ON SC.CMSocialID=SM.CMSocialID '; --WHERE S.IsAvailable = 1
    
    print(@strSql);

    --拼接分页壳子
    set @strSql='SELECT A.*
                FROM 
                (
                    SELECT ROW_NUMBER() OVER (ORDER BY ASub.CMSocialID DESC) AS RowNumber,* FROM 
                    ('
                + @strSql +
                '    ) AS ASub
                ) AS A
                WHERE RowNumber BETWEEN ' + CAST(((@PageIndex-1)*@PageSize + 1) as nvarchar(20)) + ' AND ' + CAST((@PageIndex*@PageSize) as nvarchar(20));
    print(@strSql);
    exec (@strSql);

    --获取总记录数
    set @strSql='SELECT @Total = COUNT(1) FROM(
                    (SELECT CMSocialID FROM CMSocialMember WHERE MemberID=1 AND IsDelete<>1 AND IsAvailable=1) AS SM 
                    INNER JOIN CMSocial AS S ON S.CMSocialID=SM.CMSocialID 
                )';
     print(@strSql);
    EXECUTE sp_executesql @strSql,N'@Total INT OUTPUT',@Total OUTPUT;

    SET NOCOUNT OFF;
END

GO

 

也可以结合存储过程和实物:

USE [TestDB]
GO

/****** Object:  StoredProcedure [dbo].[GetPageDataList]    Script Date: 11/16/2017 14:13:46 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO



-- =============================================
-- Author:        <Author,,熊学浩>
-- Create date: <Create Date,,2017/11/16>
-- Description:    <Description,,Sql存储过程分页>
-- =============================================
CREATE PROC [dbo].[GetPageDataList]
(
 @TableName  varchar(5000),       --表名
 @Fields varchar(5000) = '*',     --字段名(全部字段为*)
 @OrderField varchar(5000),       --排序字段(必须!支持多字段)
 @OrderType varchar(5000),        --排序类型
 @sqlWhere varchar(5000) = Null,  --条件语句(不用加where)
 @pageSize int,                   --每页多少条记录
 @pageIndex int = 1 ,             --指定当前为第几页
 @TotalPage int output,           --返回总页数 
 @totalRecord int output       --计算总记录数              --返回总记录数

)
AS
begin    Begin Tran --开始事务    
    
    Declare   @sql nvarchar(500); 
    if (@SqlWhere='' or @sqlWhere=NULL)
        set @sql = 'select @totalRecord = count(*) from ' + @TableName
    else
        set @sql = 'select @totalRecord = count(*) from ' + @TableName + ' where ' + @sqlWhere   
           EXEC sp_executesql @sql,N'@totalRecord int OUTPUT',@totalRecord OUTPUT--计算总记录数  
                
    
    --计算总页数
    select @TotalPage=CEILING((@totalRecord+0.0)/@PageSize)    if (@SqlWhere='' or @sqlWhere=NULL)
        set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField +' ' + @Ordertype+' ) as rowId,' + @Fields + ' from ' + @TableName 
    else
        set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField +' ' + @Ordertype+'  ) as rowId,' + @Fields + ' from ' + @TableName + ' where ' + @SqlWhere    

--处理页数超出范围情况
    if @PageIndex<=0 
        Set @pageIndex = 1
    
    if @pageIndex>@TotalPage
        Set @pageIndex = @TotalPage     --处理开始点和结束点
    Declare @StartRecord int
    Declare @EndRecord int
    
    set @StartRecord = (@pageIndex-1)*@PageSize + 1
    set @EndRecord = @StartRecord + @pageSize - 1    --继续合成sql语句
    set @Sql = @Sql + ') as ' + @TableName + ' where rowid between ' + Convert(varchar(50),@StartRecord) + ' and ' +  Convert(varchar(50),@EndRecord) 
    --print @Sql  
    
     Exec(@Sql)
    ---------------------------------------------------
    If @@Error <> 0
      Begin
        RollBack Tran
        Return -1
      End
     Else
      Begin
        Commit Tran
        Return @totalRecord ---返回记录总数
      End    
end




GO

 

 

 

案例二:

USE [Community]
GO

/****** Object:  StoredProcedure [dbo].[Common_PageListS]    Script Date: 2016/3/8 13:46:25 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO


CREATE PROCEDURE [dbo].[Common_PageListS] 
( 
@Tables nvarchar(1000),                --表名/视图名
@PrimaryKey nvarchar(100),             --主键
@Sort nvarchar(200) = NULL,            --排序字段(不带order by)
@pageindex int = 1,                    --当前页码
@PageSize int = 10,                    --每页记录数
@Fields nvarchar(1000) = N'*',         --输出字段
@Filter nvarchar(1000) = NULL,         --where过滤条件(不带where)
@Group nvarchar(1000) = NULL,          --Group语句(不带Group By)
@TotalCount int OUTPUT                 --总记录数
) 
AS  
 
DECLARE @SortTable nvarchar(100) 
DECLARE @SortName nvarchar(100) 
DECLARE @strSortColumn nvarchar(200) 
DECLARE @operator char(2) 
DECLARE @type nvarchar(100) 
DECLARE @prec int 

--设定排序语句
IF @Sort IS NULL OR @Sort = ''     
   SET @Sort = @PrimaryKey      
IF CHARINDEX('DESC',@Sort)>0   
BEGIN         
    SET @strSortColumn = REPLACE(@Sort, 'DESC', '')         
    SET @operator = '<='     
END 
ELSE     
BEGIN                
    SET @strSortColumn = REPLACE(@Sort, 'ASC', '')                
    SET @operator = '>='     
END 
IF CHARINDEX('.', @strSortColumn) > 0     
BEGIN         
    SET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))
    SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))     
END 
ELSE     
BEGIN         
    SET @SortTable = @Tables         
    SET @SortName = @strSortColumn  
END 

--设置排序字段类型和精度 
SELECT @type=t.name, @prec=c.prec FROM sysobjects o 
       JOIN syscolumns c on o.id=c.id 
       JOIN systypes t on c.xusertype=t.xusertype WHERE o.name = @SortTable AND c.name = @SortName
        
IF CHARINDEX('char', @type) > 0    
   SET @type = @type + '(' + CAST(@prec AS varchar) + ')'
   
DECLARE @strPageSize nvarchar(50) 
DECLARE @strStartRow nvarchar(50) 
DECLARE @strFilter nvarchar(1000) 
DECLARE @strSimpleFilter nvarchar(1000) 
DECLARE @strGroup nvarchar(1000)  
 
IF @pageindex <1     
   SET @pageindex = 1  
SET @strPageSize = CAST(@PageSize AS nvarchar(50)) 
--设置开始分页记录数 
SET @strStartRow = CAST(((@pageindex - 1)*@PageSize + 1) AS nvarchar(50))  
--筛选以及分组语句
IF @Filter IS NOT NULL AND @Filter != ''     
BEGIN         
    SET @strFilter = ' WHERE ' + @Filter + ' ' 
    SET @strSimpleFilter = ' AND ' + @Filter + ' ' 
END 
ELSE     
BEGIN         
    SET @strSimpleFilter = ''         
    SET @strFilter = ''     
END 
IF @Group IS NOT NULL AND @Group != ''  
   SET @strGroup = ' GROUP BY ' 
--计算总记录数
DECLARE @TotalCountSql nvarchar(1000)
SET @TotalCountSql=N'SELECT @TotalCount=COUNT(*)' +N' FROM ' + @Tables+N' WITH(NOLOCK) ' + @strFilter
EXEC sp_executesql @TotalCountSql,N'@TotalCount int OUTPUT',@TotalCount OUTPUT
--执行查询语句    
EXEC(
'
DECLARE @SortColumn ' + @type + '
SET ROWCOUNT ' + @strStartRow + '
SELECT @SortColumn=' + @strSortColumn + ' FROM ' + @Tables+N' WITH(NOLOCK) ' + @strFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
SET ROWCOUNT ' + @strPageSize + '
SELECT ' + @Fields + ' FROM ' + @Tables+N' WITH(NOLOCK) ' + ' WHERE ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' ORDER BY ' + @Sort + '
'
)

GO

 案例三:

SQL Server 2012以上版本支持以下存储过程排序:

  1 USE [Community]
  2 GO
  3 
  4 /****** Object:  StoredProcedure [dbo].[SP_CMSocial_QueryCMSocialShow]    Script Date: 2016/10/26 15:21:28 ******/
  5 IF  EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[SP_CMSocial_QueryCMSocialShow]') AND type in (N'P', N'PC'))
  6 DROP PROCEDURE [dbo].[SP_CMSocial_QueryCMSocialShow]
  7 GO
  8 
  9 /****** Object:  StoredProcedure [dbo].[SP_CMSocial_QueryCMSocialShow]    Script Date: 2016/10/26 15:21:28 ******/
 10 SET ANSI_NULLS ON
 11 GO
 12 
 13 SET QUOTED_IDENTIFIER ON
 14 GO
 15 
 16 IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[SP_CMSocial_QueryCMSocialShow]') AND type in (N'P', N'PC'))
 17 BEGIN
 18 EXEC dbo.sp_executesql @statement = N'CREATE PROCEDURE [dbo].[SP_CMSocial_QueryCMSocialShow] AS' 
 19 END
 20 GO
 21 
 22 
 23 
 24 
 25 
 26 
 27 -- =============================================
 28 -- Author:        熊学浩
 29 -- Create date: 2016-10-26
 30 -- Description:    圈子广场
 31 -- =============================================
 32 ALTER PROCEDURE [dbo].[SP_CMSocial_QueryCMSocialShow]
 33     @CMSocialCategoryID bigint=NULL,
 34     @IndustryID bigint=NULL,
 35     @ProvinceID bigint=NULL,
 36     @SearchWords nvarchar(200)=NULL,
 37 
 38     @SortMode varchar(20)='CreateTime,MemberNumber', /* @SortMode='CreateTime,MemberNumber' / 'CreateTime' / 'MemberNumber' */
 39     @StartingRowNumber bigint=0,
 40     @FetchRows int=12,
 41     @NeedTotal bit=0 --是否需要获取总数
 42 AS
 43 BEGIN
 44 if(@CMSocialCategoryID='' or @CMSocialCategoryID<1) set @CMSocialCategoryID=null;
 45 if(@IndustryID='' or @IndustryID<1) set @IndustryID=null;
 46 if(@ProvinceID='' or @ProvinceID<1) set @ProvinceID=null;
 47 if(@SearchWords is not null and @SearchWords!='' and LEN(@SearchWords)>0) set @SearchWords = '%'+@SearchWords+'%';
 48 else set @SearchWords=null;
 49 
 50 declare @Total bigint=0;
 51 
 52     -- SET NOCOUNT ON added to prevent extra result sets from
 53     -- interfering with SELECT statements.
 54     SET NOCOUNT ON;
 55 
 56 select * from(
 57     SELECT 
 58     S.CMSocialID AS 'ID',
 59     S.CMSocialID,
 60     S.SocialName,
 61     S.SocialDescription,
 62     S.SocialLogo,
 63     S.SocialAuthority,
 64     S.Integral,
 65     S.SocialState,
 66     S.IsAvailable,
 67     S.ModifyTime,
 68     S.CreateTime,
 69     COUNT(DISTINCT SM.CMSocialMemberID) AS 'MemberNumber' 
 70     FROM CMSocial AS S 
 71         LEFT JOIN (SELECT * FROM CMSocialMember WHERE CMSocialMember.IsDelete<>1 AND CMSocialMember.IsAvailable=1) AS SM ON S.CMSocialID = SM.CMSocialID 
 72     WHERE S.IsAvailable=1 AND S.SocialState=0 
 73         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMSocialCategoryRelation WHERE CMSocialCategoryID IN(@CMSocialCategoryID)) OR @CMSocialCategoryID IS NULL)
 74         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMIndustryRelation WHERE IndustryID IN(@IndustryID)) OR @IndustryID IS NULL)
 75         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMAreaRelation WHERE ProvinceID IN(@ProvinceID)) OR @ProvinceID IS NULL)
 76         AND ((S.SocialName LIKE @SearchWords OR S.SocialDescription LIKE @SearchWords) OR @SearchWords IS NULL) 
 77     GROUP BY 
 78     S.CMSocialID,
 79     S.SocialName,
 80     S.SocialDescription,
 81     S.SocialLogo,
 82     S.SocialAuthority,
 83     S.Integral,
 84     S.SocialState,
 85     S.IsAvailable,
 86     S.ModifyTime,
 87     S.CreateTime
 88 ) as T
 89 --ORDER BY T.CreateTime DESC,T.MemberNumber DESC
 90 --ORDER BY MemberNumber DESC
 91 ORDER BY /* @SortMode='CreateTime,MemberNumber' / 'CreateTime' / 'MemberNumber' 多字段,多优先级排序 */
 92     CASE WHEN (CHARINDEX('CreateTime',@SortMode)=1) THEN (T.CreateTime) END DESC,
 93     CASE WHEN (CHARINDEX('MemberNumber',@SortMode)=1) THEN T.MemberNumber END DESC,
 94     CASE WHEN (CHARINDEX('CreateTime',@SortMode)>1) THEN (T.CreateTime) END DESC,
 95     CASE WHEN (CHARINDEX('MemberNumber',@SortMode)>1) THEN T.MemberNumber END DESC
 96 
 97 OFFSET @StartingRowNumber ROWS 
 98 FETCH NEXT @FetchRows ROWS ONLY;
 99 
100 if(@NeedTotal=1)
101 begin
102     SELECT @Total=COUNT(*) 
103     FROM CMSocial AS S 
104     WHERE S.IsAvailable=1 AND S.SocialState=0 
105         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMSocialCategoryRelation WHERE CMSocialCategoryID IN(@CMSocialCategoryID)) OR @CMSocialCategoryID IS NULL)
106         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMIndustryRelation WHERE IndustryID IN(@IndustryID)) OR @IndustryID IS NULL)
107         AND (S.CMSocialID IN(SELECT DISTINCT CMSocialID FROM CMAreaRelation WHERE ProvinceID IN(@ProvinceID)) OR @ProvinceID IS NULL)
108         AND ((S.SocialName LIKE @SearchWords OR S.SocialDescription LIKE @SearchWords) OR @SearchWords IS NULL) 
109 end
110 else
111 begin
112     set @Total=0;
113 end
114 
115 return @Total;
116 
117     SET NOCOUNT OFF;
118 END
119 
120 
121 
122 
123 
124 
125 GO

 

 

 

高效的SQLSERVER分页查询的几种示例分析

http://www.cnblogs.com/xiongzaiqiren/p/sql-paging.html

posted @ 2016-02-29 11:09  熊仔其人  阅读(3285)  评论(0编辑  收藏  举报