SQL分页存储示例收藏

SQLSERVER分页：
CREATE PROCEDURE UP_GetDataList
@tblName varchar(255), -- 表名
@strGetFields varchar(1000) = '*', -- 需要返回的列 
@fldName varchar(255)='', -- 排序的字段名
@PageSize int = 10, -- 页尺寸
@PageIndex int = 1, -- 页码
@doCount bit = 0, -- 返回记录总数, 非 0 值则返回
@OrderType bit = 0, -- 设置排序类型, 非 0 值则降序
@strWhere nvarchar(1000) = '' -- 查询条件 (注意: 不要加 where)
AS
declare @strSQL nvarchar(4000) -- 主语句
declare @strTmp varchar(110) -- 临时变量
declare @strOrder varchar(400) -- 排序类型
if @doCount != 0 --如果@doCount传递过来的不是0，就执行总数统计
begin
if @strWhere !=''
set @strSQL = 'SELECT COUNT(*) AS Total FROM ' + @tblName + ' WHERE ' + @strWhere
else
set @strSQL = 'SELECT COUNT(*) AS Total FROM ' + @tblName
end 
else
begin
if @OrderType != 0
begin
set @strTmp = '<(SELECT MIN'
set @strOrder = ' ORDER BY [' + @fldName +'] DESC'
--如果@OrderType不是0，就执行降序
end
else
begin
set @strTmp = '>(SELECT MAX'
set @strOrder = ' ORDER BY [' + @fldName +'] ASC'
end
if @PageIndex = 1
begin
if @strWhere != '' 
set @strSQL = 'SELECT TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM [' + @tblName + '] WHERE ' + @strWhere + ' ' + @strOrder
else
set @strSQL = 'SELECT TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['+ @tblName + '] '+ @strOrder
--如果是第一页就执行以上代码，这样会加快执行速度
end
else
begin
--以下代码赋予了@strSQL以真正执行的SQL代码
set @strSQL = 'SELECT TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['
+ @tblName + '] WHERE [' + @fldName + ']' + @strTmp + '(['+ @fldName + ']) FROM (SELECT TOP ' + str((@PageIndex-1)*@PageSize) + ' ['+ @fldName + '] FROM [' + @tblName + ']' + @strOrder + ') AS tblTmp)'+ @strOrder
if @strWhere != ''
set @strSQL = 'SELECT TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['
+ @tblName + '] WHERE [' + @fldName + ']' + @strTmp + '(['
+ @fldName + ']) FROM (SELECT TOP ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldName + '] FROM [' + @tblName + '] WHERE ' + @strWhere + ' '
+ @strOrder + ') AS tblTmp) AND ' + @strWhere + ' ' + @strOrder
end 
end 
exec (@strSQL)
GO
------------------------------------------------------------------------------------------------
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
-- =============================================
Create PROC P_viewPage
-- Add the parameters for the stored procedure here
@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 added to prevent extra result sets from
-- interfering with SELECT statements.
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_00参数错误')
   RETURN
END
IF @SortType = 3
BEGIN
IF (UPPER(RIGHT(@Order,4))!=' ASC' AND UPPER(RIGHT(@Order,5))!=' DESC')
BEGIN
   PRINT('ERR_02排序错误') 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 ' + @TableName + @new_where1
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 TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
   + @TableName + @new_where1 + @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
EXEC(@Sql)
GO

------------------------------------------------------------------------------------------------

MYSQL分页：

DELIMITER $$

DROP PROCEDURE IF EXISTS `p_pageList`$$
/* m_pageNo 当前页码; 
m_perPageCnt int ,每页显示条数;
m_column,查询的字段字符;
m_table,查询的表名;
m_condition,where条件(不用写where);
m_orderBy,排序条件(不用写order by);
m_totalPageCnt,查找的总条数*/
CREATE DEFINER=`root`@`%` PROCEDURE `p_pageList`( 
  m_pageNo int , 
  m_perPageCnt int , 
  m_column varchar(1000) , 
  m_table varchar(1000) , 
  m_condition varchar(1000), 
  m_orderBy varchar(200) , 
  out m_totalPageCnt int 
)
BEGIN 
  SET @pageCnt = 1; -- 总记录数 
  SET @limitStart = (m_pageNo - 1)*m_perPageCnt; 
  SET @limitEnd = m_perPageCnt; 
  SET @sqlCnt = CONCAT('select count(1) into @pageCnt from ',m_table); -- 这条语句很关键，用来得到总数值 
  -- @pageCnt变量为统计信息数
  
SET @sql = CONCAT('select ',m_column,' from ',m_table); 
  IF m_condition IS NOT NULL AND m_condition <> '' THEN -- 如果条件不为空
    SET @sql = CONCAT(@sql,' where ',m_condition); -- 这条SQL语句为查找条件信息
    SET @sqlCnt = CONCAT(@sqlCnt,' where ',m_condition); -- 这条SQL语句为查找条件信息的总数量
  END IF; 
  IF m_orderBy IS NOT NULL AND m_orderBy <> '' THEN -- 如果排序条件不为空
    SET @sql = CONCAT(@sql,' order by ',m_orderBy); -- SQL语句追加排序
  END IF; 
  SET @sql = CONCAT(@sql, ' limit ', @limitStart, ',', @limitEnd); -- SQL语句添加分页信息
  PREPARE s_cnt from @sqlCnt; -- 预处理SQL语句
  EXECUTE s_cnt; -- 执行SQL语句
  DEALLOCATE PREPARE s_cnt; 
  SET m_totalPageCnt = @pageCnt; -- 将值输出给 m_totalPageCnt变量
  PREPARE record from @sql; 
  EXECUTE record; 
  DEALLOCATE PREPARE record; 
END$$

DELIMITER ;