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谁给个SQL2005的存储过程分页例子谢谢了

melack 发布于 2008-02-21 14:26, 959 次点击
同上 [bc02]
1 回复
#2
xuyiwei2011-04-19 22:06
程序代码:
ALTER procedure [dbo].[sp_CommonPage]
@TableName varchar(5000), --要进行分页的表,也可以用联接,如dbo.employee或dbo.employee INNER JOIN dbo.jobs ON (dbo.employee.job_id=dbo.jobs.job_id)
@Fields varchar(5000), --表中的字段,可以使用*代替
@OrderField varchar(5000), --要排序的字段
@SqlWhere varchar(5000), --WHERE子句
@PageSize int, --分页的大小
@PageIndex int, --要显示的页的索引
@TotalPage int output --页的总数


as

begin

    Begin Tran
    Declare @sql nvarchar(4000);
    Declare @totalRecord int; --记录总数

     if (@SqlWhere IS NULL or @SqlWhere = '')
       --在没有WHERE子句的情况下得到表中所有的记录总数
       set @sql = 'select @totalRecord = count(*) from ' + @TableName
    else
       --利用WHERE子句进行过滤
       set @sql = 'select @totalRecord = count(*) from ' + @TableName + ' where ' + @SqlWhere
    --执行sql语句得到记录总数
    EXEC sp_executesql @sql,N'@totalRecord int OUTPUT',@totalRecord OUTPUT
    select @TotalPage=CEILING((@totalRecord+0.0)/@PageSize)
     --根据特定的排序字段为为行分配唯一ROW_NUMBER的顺序
    if (@SqlWhere IS NULL or @SqlWhere = '')
       set @sql = 'select * from (select ROW_NUMBER() over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName
    else
       set @sql = 'select * from (select ROW_NUMBER() over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName + ' where ' + @SqlWhere

     --确保当前页的索引在合理的范围之内
    if @PageIndex<=0
       Set @PageIndex = 1
    if @PageIndex>@TotalPage
       Set @PageIndex = @TotalPage
     --得到当前页在整个结果集中准确的ROW_NUMBER值

    Declare @StartRecord int
    Declare @EndRecord int
    set @StartRecord = (@PageIndex-1)*@PageSize + 1
    set @EndRecord = @StartRecord + @PageSize - 1

     --输出当前页中的数据

    set @Sql = @Sql + ') as t' + ' where rowId between ' + Convert(varchar(50),@StartRecord) + ' and ' +   Convert(varchar(50),@EndRecord)
    Exec(@Sql)
    If @@Error <> 0
       Begin
           RollBack Tran
           Return -1
       End
    Else
       Begin
           Commit Tran
           Return @totalRecord

       End   
      

end
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