@tblName Varchar(50), /* 表名 */
@fldName Varchar(50), /* 字段名 */
@fldSort Varchar(50), /* 排序字段名 */
@PageSize Int = 10, /* 页尺寸 */
@PageIndex Int = 1, /* 页码 */
@IsCount 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 Varchar(1000) = '' /* 查询条件 (注意: 不要加 Where) */
As Begin
Declare @strSQL Varchar(1000) /* 主语句 */
Declare @strTmp Varchar(300) /* 临时变量 */
Declare @strOrder Varchar(400) /* 排序类型 */
If @OrderType != 0
Begin
Set @strTmp = '<(Select min'
Set @strOrder = ' Order By [' + @fldSort +'] DESC'
End
Else
Begin
Set @strTmp = '>(Select max'
Set @strOrder = ' Order By [' + @fldSort +'] Asc'
End
Set @strSQL = 'Select Top ' + str(@PageSize) + ' ' + @fldName + ' From ['
+ @tblName + '] Where [' + @fldSort + ']' + @strTmp + '(['
+ @fldSort + ']) From (Select Top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldSort + '] From [' + @tblName + ']' + @strOrder + ') As tblTmp)'
+ @strOrder
If @strWhere != ''
Set @strSQL = 'Select Top ' + str(@PageSize) + ' ' + @fldName + ' From ['
+ @tblName + '] Where [' + @fldSort + ']' + @strTmp + '(['
+ @fldSort + ']) From (Select Top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldSort + '] From [' + @tblName + '] Where (' + @strWhere + ') '
+ @strOrder + ') As tblTmp) And (' + @strWhere + ') ' + @strOrder
If @PageIndex = 1
Begin
Set @strTmp = ''
If @strWhere != ''
Set @strTmp = ' Where (' + @strWhere + ')'
Set @strSQL = 'Select Top ' + str(@PageSize) + ' ' + @fldName + ' From ['
+ @tblName + ']' + @strTmp + ' ' + @strOrder
End
If @IsCount != 0
Begin
Set @strSQL = 'Select Count(*) As Total From [' + @tblName + ']'
If @strWhere != '' Set @strSQL = @strSQL + ' Where (' + @strWhere + ') '
End
Exec (@strSQL)
End
--------------------------------------------------------------------------------------------------------------------------------------------------
public DataTable ProcListPage(string tableName, string fldName, string fldSort, int PageSize, int PageIndex, string strWhere, bool IsCount, bool OrderType)
{
Open();
command.CommandType = CommandType.StoredProcedure;
command.Parameters.Add("@tblName", SqlDbType.VarChar, 50);
command.Parameters["@tblName"].Value = tableName;
command.Parameters.Add("@fldName", SqlDbType.VarChar, 50);
command.Parameters["@fldName"].Value = fldName;
command.Parameters.Add("@fldSort", SqlDbType.VarChar, 50);
command.Parameters["@fldSort"].Value = fldSort;
command.Parameters.Add("@PageSize", SqlDbType.Int);
command.Parameters["@PageSize"].Value = PageSize;
command.Parameters.Add("@PageIndex", SqlDbType.Int);
command.Parameters["@PageIndex"].Value = PageIndex;
command.Parameters.Add("@IsCount", SqlDbType.Bit);
command.Parameters["@IsCount"].Value = IsCount;
command.Parameters.Add("@OrderType", SqlDbType.Bit);
command.Parameters["@OrderType"].Value = OrderType;
command.Parameters.Add("@strWhere", SqlDbType.VarChar, 1000);
command.Parameters["@strWhere"].Value = strWhere;
command.CommandText = "ListPage";
try
{
DataSet eDataSet = new DataSet();
SqlDataAdapter objOleAdapter = new SqlDataAdapter();
objOleAdapter.SelectCommand = command;
if (objOleAdapter.Equals(null)) return null;
objOleAdapter.Fill(eDataSet, tableName);
Close();
return eDataSet.Tables[tableName];
}
catch { Close(); return null; }
}
--------------------------------------------------------------------------------------------------------------------------------------------------
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
ALTER PROC [dbo].[pro_TablePages]
/*
nzperfect [no_mIss] 高效通用分页存储过程(双向检索) 2007.5.7 QQ:34813284
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 ' + @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)