万能分页存储过程

Posted 2020-12-31 baoyuhoude

CREATE proc [dbo].[p_paging]
@tableName varchar(8000), --表名、视图名
@indexCol varchar(50) = ‘id‘, --标识列名（如：比如主键、标识，推荐使用索引列）
@pageSize int = 10, --页面大小
@pageIndex int = 1, --当前页
@orderCol varchar(100) = ‘id desc‘,--排序 (如：id)
@where varchar(max) = ‘‘, --条件
@columns varchar(500) = ‘*‘ --要显示的列
as
declare @sql varchar(max)
declare @sql2 varchar(max)
declare @where2 varchar(max)
if @where <> ‘‘
begin
select @where2 = ‘ And ‘ + @where
select @where = ‘ Where ‘ + @where
end
else
select @where2 = ‘‘

select @sql = ‘Select Top ‘ + Convert(varchar(10),@pageSize) + ‘ ‘ + @columns + ‘ From ‘ + @tableName
select @sql2 = @sql + @where
select @sql = @sql + ‘ Where ‘ + ‘(‘ + @indexCol + ‘ Not In (Select Top ‘ + Convert(varchar(10), @pageSize *( @pageIndex-1)) + ‘ ‘ + @indexCol + ‘ From ‘ + @tableName + @where + ‘ Order by ‘+ @orderCol +‘))‘
select @sql = @sql + @where2
select @sql = @sql + ‘ Order by ‘ + @orderCol
--获取数据集
exec (@sql)
PRINT @sql
select @sql2 = Replace(@sql2,‘Top ‘ + Convert(varchar(10), @pageSize) + ‘ ‘ + @columns, ‘count(1)‘)
--获取总数据条数
exec(@sql2)
GO