sql 分页存储过程

create PROC [dbo].[sp_Page]        
    /**//*         
    nzperfect [no_mIss] 高效通用分页存储过程(双向检索)         
    敬告：适用于单一主键或存在唯一值列的表或视图         
    ps:Sql语句为8000字节,调用时请注意传入参数及sql总长度不要超过指定范围         
    */          
     @TableName VARCHAR(200),     --表名         
    @FieldList VARCHAR(2000),    --显示列名，如果是全部字段则为*         
    @PrimaryKey VARCHAR(100),    --单一主键或唯一值键         
    @Where VARCHAR(2000),        --查询条件 不含'where'字符，如id>10 and len(userid)>9         
    @Order VARCHAR(1000),        --排序 不含'order by'字符，如id asc,userid desc，必须指定asc或desc         
    --注意当@SortType=3时生效，记住一定要在最后加上主键，否则会让你比较郁闷         
    @SortType INT,               --排序规则 1:正序asc 2:倒序desc 3:多列排序方法         
    @RecorderCount INT,          --记录总数 0:会返回总记录         
    @PageSize INT,               --每页输出的记录数         
    @PageIndex INT,              --当前页数         
    @TotalCount INT OUTPUT ,      --记返回总记录         
    @TotalPageCount INT OUTPUT   --返回总页数         
AS         
SET NOCOUNT ON         
    IF ISNULL(@TotalCount,'') = '' SET @TotalCount = 0         
    SET @Order = RTRIM(LTRIM(@Order))         
    SET @PrimaryKey = RTRIM(LTRIM(@PrimaryKey))         
    SET @FieldList = REPLACE(RTRIM(LTRIM(@FieldList)),' ','')         
    WHILE CHARINDEX(', ',@Order) > 0 or CHARINDEX(' ,',@Order) > 0         
        BEGIN         
            SET @Order = REPLACE(@Order,', ',',')         
            SET @Order = REPLACE(@Order,' ,',',')         
        END         
    IF ISNULL(@TableName,'') = '' or ISNULL(@FieldList,'') = ''         
            or ISNULL(@PrimaryKey,'') = ''         
            or @SortType < 1 or @SortType >3         
            or @RecorderCount  < 0 or @PageSize < 0 or @PageIndex < 0         
        BEGIN         
            PRINT('ERR_00')         
            RETURN         
        END         
    IF @SortType = 3         
        BEGIN         
            IF (UPPER(RIGHT(@Order,4))!=' ASC' AND UPPER(RIGHT(@Order,5))!=' DESC')         
                BEGIN PRINT('ERR_02') RETURN END         
        END         
    DECLARE @new_where1 VARCHAR(1000)         
    DECLARE @new_where2 VARCHAR(1000)         
    DECLARE @new_order1 VARCHAR(1000)         
    DECLARE @new_order2 VARCHAR(1000)         
    DECLARE @new_order3 VARCHAR(1000)         
    DECLARE @Sql VARCHAR(8000)         
    DECLARE @SqlCount NVARCHAR(4000)         
    IF ISNULL(@where,'') = ''         
        BEGIN         
            SET @new_where1 = ' '         
            SET @new_where2 = ' Where  '         
        END         
    ELSE         
        BEGIN         
            SET @new_where1 = ' Where ' + @where         
            SET @new_where2 = ' Where ' + @where + ' AND '         
        END         
    IF ISNULL(@order,'') = '' or @SortType = 1  or @SortType = 2         
        BEGIN         
            IF @SortType = 1         
                BEGIN         
                    SET @new_order1 = ' orDER BY ' + @PrimaryKey + ' ASC'         
                    SET @new_order2 = ' orDER BY ' + @PrimaryKey + ' DESC'         
                END         
            IF @SortType = 2         
                BEGIN         
                    SET @new_order1 = ' orDER BY ' + @PrimaryKey + ' DESC'         
                    SET @new_order2 = ' orDER BY ' + @PrimaryKey + ' ASC'         
                END         
        END         
    ELSE         
        BEGIN         
            SET @new_order1 = ' orDER BY ' + @Order         
        END         
   
    IF @SortType = 3 AND  CHARINDEX(','+@PrimaryKey+' ',','+@Order)>0         
    BEGIN         
        SET @new_order1 = ' orDER BY ' + @Order         
        SET @new_order2 = @Order + ','         
        SET @new_order2 = REPLACE(REPLACE(@new_order2,'ASC,','{ASC},'),'DESC,','{DESC},')         
        SET @new_order2 = REPLACE(REPLACE(@new_order2,'{ASC},','DESC,'),'{DESC},','ASC,')         
        SET @new_order2 = ' orDER BY ' + SUBSTRING(@new_order2,1,LEN(@new_order2)-1)         
        IF @FieldList <> '*'         
            BEGIN         
                SET @new_order3 = REPLACE(REPLACE(@Order + ',','ASC,',','),'DESC,',',')         
                SET @FieldList = ',' + @FieldList         
                WHILE CHARINDEX(',',@new_order3)>0         
                    BEGIN         
                        IF CHARINDEX(SUBSTRING(','+@new_order3,1,CHARINDEX(',',@new_order3)),','+@FieldList+',')>0         
                            BEGIN         
                                SET @FieldList =         
                                @FieldList + ',' + SUBSTRING(@new_order3,1,CHARINDEX(',',@new_order3))         
                            END         
                        SET @new_order3 =         
                        SUBSTRING(@new_order3,CHARINDEX(',',@new_order3)+1,LEN(@new_order3))         
                    END         
                SET @FieldList = SUBSTRING(@FieldList,2,LEN(@FieldList))         
            END         
        END    
        
    SET @SqlCount = 'Select @TotalCount=COUNT(*),@TotalPageCount=CEILING((COUNT(*)+0.0)/'         
    + CAST(@PageSize AS VARCHAR)+') FROM (Select * FROM ' + @TableName + @new_where1+') AS T'         
    IF @RecorderCount  = 0         
        BEGIN         
            EXEC SP_EXECUTESQL @SqlCount,N'@TotalCount INT OUTPUT,@TotalPageCount INT OUTPUT',         
            @TotalCount OUTPUT,@TotalPageCount OUTPUT         
        END         
    ELSE         
        BEGIN         
            Select @TotalCount = @RecorderCount       
        END         
    IF @PageIndex > CEILING((@TotalCount+0.0)/@PageSize)         
        BEGIN         
            SET @PageIndex =  CEILING((@TotalCount+0.0)/@PageSize)        
        END         
    IF @PageIndex = 1 or @PageIndex >= CEILING((@TotalCount+0.0)/@PageSize)         
        BEGIN         
            IF @PageIndex = 1 --返回第一页数据         
                BEGIN         
                    SET @Sql = 'Select * FROM (Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '         
                    + @TableName + @new_where1 + @new_order1 +') AS TMP ' + @new_order1   
                END         
            IF @PageIndex >= CEILING((@TotalCount+0.0)/@PageSize)  --返回最后一页数据         
                BEGIN         
                    SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('         
                    + 'Select TOP ' + STR(ABS(@PageSize*@PageIndex-@TotalCount-@PageSize))         
                    + ' ' + @FieldList + ' FROM '         
                    + @TableName + @new_where1 + @new_order2 + ' ) AS TMP '         
                    + @new_order1         
                END         
        END         
    ELSE     
           
        BEGIN         
        IF @SortType = 1  --仅主键正序排序         
            BEGIN         
                IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2  --正向检索         
                    BEGIN         
                        SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '         
                        + @TableName + @new_where2 + @PrimaryKey + ' > '         
                        + '(Select MAX(' + @PrimaryKey + ') FROM (Select TOP '         
                        + STR(@PageSize*(@PageIndex-1)) + ' ' + @PrimaryKey         
                        + ' FROM ' + @TableName         
                        + @new_where1 + @new_order1 +' ) AS TMP) '+ @new_order1         
                    END         
                ELSE  --反向检索         
                    BEGIN         
                        SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('         
                        + 'Select TOP ' + STR(@PageSize) + ' '         
                        + @FieldList + ' FROM '         
                        + @TableName + @new_where2 + @PrimaryKey + ' < '         
                        + '(Select MIN(' + @PrimaryKey + ') FROM (Select TOP '        
                        + STR(@TotalCount-@PageSize*@PageIndex) + ' ' + @PrimaryKey         
                        + ' FROM ' + @TableName         
                        + @new_where1 + @new_order2 +' ) AS TMP) '+ @new_order2         
                        + ' ) AS TMP ' + @new_order1         
                    END         
            END         
        IF @SortType = 2  --仅主键反序排序         
            BEGIN         
                IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2  --正向检索         
                    BEGIN         
                        SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '         
                        + @TableName + @new_where2 + @PrimaryKey + ' < '         
                        + '(Select MIN(' + @PrimaryKey + ') FROM (Select TOP '         
                        + STR(@PageSize*(@PageIndex-1)) + ' ' + @PrimaryKey         
                        +' FROM '+ @TableName         
                        + @new_where1 + @new_order1 + ') AS TMP) '+ @new_order1         
                    END         
                ELSE  --反向检索         
                    BEGIN         
                        SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('         
                        + 'Select TOP ' + STR(@PageSize) + ' '         
                        + @FieldList + ' FROM '         
                        + @TableName + @new_where2 + @PrimaryKey + ' > '         
                        + '(Select MAX(' + @PrimaryKey + ') FROM (Select TOP '         
                        + STR(@TotalCount-@PageSize*@PageIndex) + ' ' + @PrimaryKey         
                        + ' FROM ' + @TableName         
                        + @new_where1 + @new_order2 +' ) AS TMP) '+ @new_order2         
                        + ' ) AS TMP ' + @new_order1         
                    END         
            END         
        IF @SortType = 3  --多列排序，必须包含主键，且放置最后，否则不处理         
            BEGIN         
                IF CHARINDEX(',' + @PrimaryKey + ' ',',' + @Order) = 0         
                    BEGIN PRINT('ERR_02') RETURN END         
                    IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2  --正向检索         
                        BEGIN         
                            SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '         
                            + 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '         
                            + ' Select TOP ' + STR(@PageSize*@PageIndex) + ' ' + @FieldList         
                            + ' FROM ' + @TableName + @new_where1 + @new_order1 + ' ) AS TMP '         
                            + @new_order2 + ' ) AS TMP ' + @new_order1         
                        END         
                    ELSE  --反向检索         
                        BEGIN         
                            SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '         
                            + 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '         
                            + ' Select TOP ' + STR(@TotalCount-@PageSize *@PageIndex+@PageSize) + ' ' + @FieldList         
                            + ' FROM ' + @TableName + @new_where1 + @new_order2 + ' ) AS TMP '         
                            + @new_order1 + ' ) AS TMP ' + @new_order1         
                        END         
            END         
        END         
    PRINT(@SQL)         
    EXEC(@Sql)