Dim strsql As New StringBuilder strsql = strsql.Append("SELECT * FROM ") strsql = strsql.Append(" ( SELECT ADORP.*,ROWNUM RN FROM ") strsql = strsql.Append(" (" & astrSql.ToString & ") ADORP ") If (_PageSize > 0) Then strsql = strsql.Append(" WHERE ROWNUM <= " & CurrentPage * PageSize) strsql = strsql.Append(" )WHERE RN >" & (CurrentPage - 1) * PageSize) strsql = strsql.Append(" AND RN <=" & CurrentPage * PageSize) Else strsql = strsql.Append(" ) ") End If
最简单的就是一句话的分页 select top pageSize * from tableName where tId not in (select top pageSIze*(pageIndex-1) tId from tableName where XXXXXXX order by XXX) and XXXXXXX order by XXX
select top pageSize * from tableName where tId not in (select top pageSIze*(pageIndex-1) tId from tableName where XXXXXXX order by XXX) and XXXXXXX order by XXX这种分页很好,它不会把所有的数据查询出来,它只会查询pagesize的数量!
我用过三种分页,其实没啥打不了的~就是把数据切成一块儿一块的从数据库里Read出来,我这有个据说效率不低的SQL语句,分享下:select top pageSize * from [table] where id>=(select max(id) from (select top startindex id from [table] order by id) as temp) order by id
Dim strsql As New StringBuilder
strsql = strsql.Append("SELECT * FROM ")
strsql = strsql.Append(" ( SELECT ADORP.*,ROWNUM RN FROM ")
strsql = strsql.Append(" (" & astrSql.ToString & ") ADORP ")
If (_PageSize > 0) Then
strsql = strsql.Append(" WHERE ROWNUM <= " & CurrentPage * PageSize)
strsql = strsql.Append(" )WHERE RN >" & (CurrentPage - 1) * PageSize)
strsql = strsql.Append(" AND RN <=" & CurrentPage * PageSize)
Else
strsql = strsql.Append(" ) ")
End If
select top pageSize * from tableName
where tId not in (select top pageSIze*(pageIndex-1) tId from tableName where XXXXXXX order by XXX)
and XXXXXXX
order by XXX
CREATE PROCEDURE Pagination
@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 varchar(1500) = '' -- 查询条件 (注意: 不要加 where)
AS
declare @strSQL varchar(5000) -- 主语句
declare @strTmp varchar(110) -- 临时变量
declare @strOrder varchar(400) -- 排序类型
if @doCount != 0
begin
if @strWhere !=''
set @strSQL = 'select count(*) as Total from ['+ @tblName +'] where '+ @strWhere
else
set @strSQL = 'select count(*) as Total from ['+ @tblName +']'
end
--以上代码的意思是如果@doCount传递过来的不是0,就执行总数统计。以下的所有代码都
--是@doCount为0的情况
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,这句很重要!
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
多少件分多少页自己能算吧?
where tId not in (select top pageSIze*(pageIndex-1) tId from tableName where XXXXXXX order by XXX)
and XXXXXXX
order by XXX这种分页很好,它不会把所有的数据查询出来,它只会查询pagesize的数量!
直接用aspnetpager, 很方便,从存储过程到分页导航的样式全部都能生成。
看我是回帖:
http://topic.csdn.net/u/20090525/21/e1cfdaca-49ae-49ee-9679-ff7a89eb673d.html