sqlServer2005以上分页
原创
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declare @ time datetime
declare @ms int
set @ time = getdate()
select Id, Name from ( select row_number() over( order by Id) as rowNum,* from users) as t where rowNum between 500000 and 500100
set @ms=datediff(ms,@ time ,getdate())
print @ms --毫秒数
sql server 2008 千万条数据分页查询
ALTER PROCEDURE [dbo].[GetPageList]
(
@tableName nvarchar(200), ----要显示的表或多个表的连接
@idField nvarchar(150), ----主表的主键
@fieldsName nvarchar(500) = '*', ----要显示的字段列表
@pageSize int = 10, ----每页显示的记录个数
@page int = 1, ----要显示那一页的记录
@pageCount int = 1 output, ----查询结果分页后的总页数
@Counts int = 1 output, ----查询到的记录数
@fieldSort nvarchar(200) = null, ----排序字段列表或条件
--@Sort bit = 0, ----排序方法，0为升序，1为降序(如果是多字段排列Sort指代最后一个排序字段的排列顺序(最后一个排序字段不加排序标记)--程序传参如：' SortA Asc,SortB Desc,SortC ')
@where nvarchar(1000) = null, ----查询条件,不需where
@Dist bit = 0 ----是否添加查询字段的 DISTINCT 默认0不添加/1添加
)
AS
SET NOCOUNT ON
Declare @sqlTmp nvarchar(1000) ----存放动态生成的SQL语句
Declare @strTmp nvarchar(1000) ----存放取得查询结果总数的查询语句
Declare @strID nvarchar(1000) ----存放取得查询开头或结尾ID的查询语句
Declare @strSortType nvarchar(10) ----数据排序规则A
Declare @strFSortType nvarchar(10) ----数据排序规则B
Declare @SqlSelect nvarchar(50) ----对含有DISTINCT的查询进行SQL构造
Declare @SqlCounts nvarchar(50) ----对含有DISTINCT的总数查询进行SQL构造
if @Dist = 0
begin
set @SqlSelect = 'select '
set @SqlCounts = 'Count(*)'
end
else
begin
set @SqlSelect = 'select distinct '
set @SqlCounts = 'Count(DISTINCT '+@idField+')'
end
/*if @Sort=0
begin*/
set @strFSortType=' '
set @strSortType=' DESC '
/*end
else
begin
set @strFSortType=' DESC '
set @strSortType=' ASC '
end*/
--------生成查询语句--------
--此处@strTmp为取得查询结果数量的语句
if @where is null or @where='' --没有设置显示条件
begin
set @sqlTmp = @fieldsName + ' From ' + @tableName
set @strTmp = @SqlSelect+' @Counts='+@SqlCounts+' FROM '+@tableName
set @strID = ' From ' + @tableName
end
else
begin
set @sqlTmp = + @fieldsName + 'From ' + @tableName + ' where (1>0) ' + @where
set @strTmp = @SqlSelect+' @Counts='+@SqlCounts+' FROM '+@tableName + ' where (1>0) ' + @where
set @strID = ' From ' + @tableName + ' where (1>0) ' + @where
end
----取得查询结果总数量-----
exec sp_executesql @strTmp,N'@Counts int out ',@Counts out
declare @tmpCounts int
if @Counts = 0
set @tmpCounts = 1
else
set @tmpCounts = @Counts
--取得分页总数
set @pageCount=(@tmpCounts+@pageSize-1)/@pageSize
/**当前页大于总页数 取最后一页**/
if @page>@pageCount
set @page=@pageCount
--/*-----数据分页2分处理-------*/
declare @pageIndex int --总数/页大小
declare @lastcount int --总数%页大小
set @pageIndex = @tmpCounts/@pageSize
set @lastcount = @tmpCounts%@pageSize
if @lastcount > 0
set @pageIndex = @pageIndex + 1
else
set @lastcount = @pagesize
--//***显示分页
if @where is null or @where='' --没有设置显示条件
begin
if @pageIndex<2 or @page<=@pageIndex / 2 + @pageIndex % 2 --前半部分数据处理
begin
if @page=1
set @strTmp=@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' order by '+ @fieldSort +' '+ @strFSortType
else
begin
set @strTmp=@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where '+@idField+' >(select max('+ @idField +') from ('+ @SqlSelect+' top '+ CAST(@pageSize*(@page-1) as Varchar(20)) +' '+ @idField +' from '+@tableName
+' order by '+ @fieldSort +' '+ @strFSortType +') AS TBMinID)'
+' order by '+ @fieldSort +' '+ @strFSortType
end
end
else
begin
set @page = @pageIndex-@page+1 --后半部分数据处理
if @page <= 1 --最后一页数据显示
set @strTmp=@SqlSelect+' *from ('+@SqlSelect+' top '+ CAST(@lastcount as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' order by '+ @fieldSort +' '+ @strSortType+') AS TempTB'+' order by '+ @fieldSort +' '+ @strFSortType
else
set @strTmp=@SqlSelect+' * from ('+@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where '+@idField+' <(select min('+ @idField +') from('+ @SqlSelect+' top '+ CAST(@pageSize*(@page-2)+@lastcount as Varchar(20)) +' '+ @idField +' from '+@tableName
+' order by '+ @fieldSort +' '+ @strSortType+') AS TBMaxID)'
+' order by '+ @fieldSort +' '+ @strSortType+') AS TempTB'+' order by '+ @fieldSort +' '+ @strFSortType
end
end
else --有查询条件
begin
if @pageIndex<2 or @page<=@pageIndex / 2 + @pageIndex % 2 --前半部分数据处理
begin
if @page=1
set @strTmp=@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where 1=1 ' + @where + ' order by '+ @fieldSort +' '+ @strFSortType
else
begin
set @strTmp=@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where '+@idField+' >(select max('+ @idField +') from ('+ @SqlSelect+' top '+ CAST(@pageSize*(@page-1) as Varchar(20)) +' '+ @idField +' from '+@tableName
+' where (1=1) ' + @where +' order by '+ @fieldSort +' '+ @strFSortType+') AS TBMinID)'
+' '+ @where +' order by '+ @fieldSort +' '+ @strFSortType
end
end
else
begin
set @page = @pageIndex-@page+1 --后半部分数据处理
if @page <= 1 --最后一页数据显示
set @strTmp=@SqlSelect+' * from ('+@SqlSelect+' top '+ CAST(@lastcount as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where (1=1) '+ @where +' order by '+ @fieldSort +' '+ @strSortType+') AS TempTB'+' order by '+ @fieldSort +' '+ @strFSortType
else
set @strTmp=@SqlSelect+' * from ('+@SqlSelect+' top '+ CAST(@pageSize as VARCHAR(4))+' '+ @fieldsName+' from '+@tableName
+' where '+@idField+' <(select min('+ @idField +') from('+ @SqlSelect+' top '+ CAST(@pageSize*(@page-2)+@lastcount as Varchar(20)) +' '+ @idField +' from '+@tableName
+' where (1=1) '+ @where +' order by '+ @fieldSort +' '+ @strSortType+') AS TBMaxID)'
+' '+ @where+' order by '+ @fieldSort +' '+ @strSortType+') AS TempTB'+' order by '+ @fieldSort +' '+ @strFSortType
end
end
------返回查询结果-----
exec sp_executesql @strTmp
--print @strTmp
SET NOCOUNT OFF
|
