CREATE PROCEDURE [dbo].[GetPagingList](
@Table nvarchar(1000), --表名
@Field nvarchar(1000) = '*', --读取字段
@Where nvarchar(500) = NULL, --Where条件
@GroupBy nvarchar(500) = NULL, --分组
@OrderBy nvarchar(500)= NULL, --排序字段
@PrimaryKeyField nvarchar(50), --主键必需
@PageNumber int = 1, --开始页码
@PageSize int = 10, --页大小
@IsCount bit = 0 --是否返回记录总数
)
AS
BEGIN
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DECLARE @strWhere nvarchar(500) --Where 条件
IF @Where IS NOT NULL AND @Where != '' --Where 条件
BEGIN
SET @strWhere = ' WHERE ' + @Where + ' '
END
ELSE
BEGIN
SET @strWhere = ''
END
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DECLARE @strGroupBy nvarchar(500) --GroupBy 条件
IF @GroupBy IS NOT NULL AND @GroupBy != '' --GroupBy 条件
BEGIN
SET @strGroupBy = ' GROUP BY ' + @GroupBy + ' '
END
ELSE
BEGIN
SET @strGroupBy = ''
END
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DECLARE @strOrderBy nvarchar(500) --OrderBy 条件
IF @OrderBy IS NULL OR @OrderBy = '' --OrderBy 条件
BEGIN
SET @strOrderBy = ' ORDER BY ' + @PrimaryKeyField + ' DESC'
END
ELSE
BEGIN
SET @strOrderBy = ' ORDER BY ' + @OrderBy
END
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DECLARE @strSql nvarchar(max) --Sql 语句
--计算总行数
IF @IsCount = 1
BEGIN
SET @strSql= 'SELECT Count (*) AS RecordCount FROM ' + @Table + @strWhere + @strGroupBy
EXEC sp_executesql @strSql
RETURN
END
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IF @PageNumber < 1 --第一页提高性能
BEGIN
SET @PageNumber = 1
END
IF @PageNumber = 1
BEGIN
SET @strSql = 'SELECT TOP ' + str(@PageSize) + ' ' + @Field + ' FROM ' + @Table +
@strWhere + @strGroupBy + @strOrderBy
EXEC sp_executesql @strSql
RETURN
END
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--根据 SqlServer 2005 帮助得到下面的语句
DECLARE @STARTID nvarchar(50)
DECLARE @ENDID nvarchar(50)
SET @STARTID = convert(nvarchar(50),(@PageNumber - 1) * @PageSize + 1)
SET @ENDID = convert(nvarchar(50),@PageNumber * @PageSize)
SET @strSql = 'WITH MYTABLE AS (SELECT ROW_NUMBER() OVER (' + @strOrderBy + ')
AS RowNumber,' + @Field + ' FROM '+ @Table + @strWhere + @strGroupBy + ')
SELECT * FROM MYTABLE
WHERE RowNumber BETWEEN ' + @STARTID + ' AND ' + @ENDID
EXEC sp_executesql @strSql
--------------------------------------------------------------------------------------------------
END
GO