可以指定表名,指定输出列,不管分页的字段是数字类型还是字符类型,均实用
可以输出前页,后页,首页,末页,指定页
调用方法:
exec sp_test 'tablename','id',0,'*',5,10,2,'20','29'欢迎提意见和建议,谢谢!
可以输出前页,后页,首页,末页,指定页
调用方法:
exec sp_test 'tablename','id',0,'*',5,10,2,'20','29'欢迎提意见和建议,谢谢!
@tb varchar(20), --表名
@col varchar(20), --按该列来进行分页
@coltype bit, --@col列的类型,0-数字类型,1-字符类型
@collist varchar(800),--要查询出的字段列表
@selecttype int, --查询类型,1-前页,2-后页,3-首页,4-末页,5-指定页
@pagesize int, --每页记录数
@page int, --指定页
@minid varchar(50), --当前最小号
@maxid varchar(50) --当前最大号
AS
DECLARE @sql varchar(8000)
IF @coltype=1
BEGIN
SET @minid=''''+@minid+''''
SET @maxid=''''+@maxid+''''
END
SET @sql=
CASE @selecttype
WHEN 1--前页
THEN 'SELECT '+@collist+' FROM (SELECT TOP '+CAST(@pagesize AS varchar)+
' '+@collist+' FROM '+@tb+' WHERE '+@col+'<'--+@minid+
+case @coltype when 0 then @minid else ''''+@minid+'''' end+
' ORDER BY '+@col+' DESC) t ORDER BY '+@col
WHEN 2--后页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+' '+@collist+
' FROM '+@tb+' WHERE '+@col+'>'--+@maxid+
+case @coltype when 0 then @maxid else ''''+@maxid+'''' end+
' ORDER BY '+@col
WHEN 3--首页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+
' '+@collist+' FROM '+@tb+' ORDER BY '+@col
WHEN 4--末页
THEN 'SELECT '+@collist+' FROM (SELECT TOP '+CAST(@pagesize AS varchar)+
' '+@collist+' FROM '+@tb+' ORDER BY '+@col+' DESC) t ORDER BY '+@col
WHEN 5--指定页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+' '+@collist+
' FROM '+@tb+' WHERE '+@col+' NOT IN'+
'(SELECT TOP '+CAST(@pagesize*(@page-1) AS varchar)+' '+@col+
' FROM '+@tb+' ORDER BY '+@col+') ORDER BY '+@col
END
EXEC(@sql)
GO
IF @coltype=1
BEGIN
SET @minid=''''+@minid+''''
SET @maxid=''''+@maxid+''''
END
@QueryStr nvarchar(4000), --表名、视图名、查询语句
@PageSize int=10, --每页的大小(行数)
@PageCurrent int=1, --要显示的页
@FdShow nvarchar (4000)='', --要显示的字段列表,如果查询结果有标识字段,需要指定此值,且不包含标识字段
@FdOrder nvarchar (1000)='', --排序字段列表
@Key nvarchar (100)='' --标识列名称
as
declare @FdName nvarchar(250) --表中的主键或表、临时表中的标识列名
,@Id1 varchar(20),@Id2 varchar(20) --开始和结束的记录号
,@Obj_ID int --对象ID
--表中有复合主键的处理
declare @strfd nvarchar(2000) --复合主键列表
,@strjoin nvarchar(4000) --连接字段
,@strwhere nvarchar(2000) --查询条件
select @Obj_ID=object_id(@QueryStr)
,@FdShow=case isnull(@FdShow,'') when '' then ' *' else ' '+@FdShow end
,@FdOrder=case isnull(@FdOrder,'') when '' then '' else ' order by '+@FdOrder end
,@QueryStr=case when @Obj_ID is not null then ' '+@QueryStr else ' ('+@QueryStr+') a' end--如果显示第一页,可以直接用top来完成
if @PageCurrent=1
begin
select @Id1=cast(@PageSize as varchar(20))
exec('select top '+@Id1+@FdShow+' from '+@QueryStr+@FdOrder)
return
end
--如果是表,则检查表中是否有标识更或主键
if @Obj_ID is not null and objectproperty(@Obj_ID,'IsTable')=1 or len(@Key)>0
begin
select @Id1=cast(@PageSize as varchar(20))
,@Id2=cast((@PageCurrent-1)*@PageSize as varchar(20)) if len(@Key)>0
begin
select @FdName=@Key
goto lbuseidentity
end
select @FdName=name from syscolumns where id=@Obj_ID and status=0x80
if @@rowcount=0 --如果表中无标识列,则检查表中是否有主键
begin
if not exists(select 1 from sysobjects where parent_obj=@Obj_ID and xtype='PK')
goto lbusetemp --如果表中无主键,则用临时表处理 select @FdName=name from syscolumns where id=@Obj_ID and colid in(
select colid from sysindexkeys where @Obj_ID=id and indid in(
select indid from sysindexes where @Obj_ID=id and name in(
select name from sysobjects where xtype='PK' and parent_obj=@Obj_ID
)))
if @@rowcount>1 --检查表中的主键是否为复合主键
begin
select @strfd='',@strjoin='',@strwhere=''
select @strfd=@strfd+',['+name+']'
,@strjoin=@strjoin+' and a.['+name+']=b.['+name+']'
,@strwhere=@strwhere+' and b.['+name+'] is null'
from syscolumns where id=@Obj_ID and colid in(
select colid from sysindexkeys where @Obj_ID=id and indid in(
select indid from sysindexes where @Obj_ID=id and name in(
select name from sysobjects where xtype='PK' and parent_obj=@Obj_ID
)))
select @strfd=substring(@strfd,2,2000)
,@strjoin=substring(@strjoin,5,4000)
,@strwhere=substring(@strwhere,5,4000)
goto lbusepk
end
end
else
goto lbuseidentity
end
else
goto lbusetemp/*--使用标识列或主键为单一字段的处理方法--*/
lbuseidentity:
exec('select top '+@Id1+@FdShow+' from '+@QueryStr
+' where '+@FdName+' not in (select top '
+@Id2+' '+@FdName+' from '+@QueryStr+@FdOrder
+')'+@FdOrder
)
return
/*--表中有复合主键的处理方法--*/
lbusepk:
exec('select '+@FdShow+' from(select top '+@Id1+' a.* from
(select top 100 percent * from '+@QueryStr+@FdOrder+') a
left join (select top '+@Id2+' '+@strfd+'
from '+@QueryStr+@FdOrder+') b on '+@strjoin+'
where '+@strwhere+') a'
)
return/*--用临时表处理的方法--*/
lbusetemp:
select @FdName='[ID_'+cast(newid() as varchar(40))+']'
,@Id1=cast(@PageSize*(@PageCurrent-1) as varchar(20))
,@Id2=cast(@PageSize*@PageCurrent-1 as varchar(20))exec('select '+@FdName+'=identity(int,0,1),'+@FdShow+'
into #tb from'+@QueryStr+@FdOrder+'
select '+@FdShow+' from #tb where '+@FdName+' between '
+@Id1+' and '+@Id2
)
GO
101 a
101 b
101 c
102 e
102 a
按一行、两行记录分页后,找不到第一行数据?
exec sp_page 'a','typeid',1,'*',5,2,1,'20','29'
exec sp_page 't1','id',0,'*',2,10,3,'20','29'---后页始终没有变化,始终在那一页exec sp_page 't1','id',0,'*',1,10,3,'20','29'---前页始终没有变化,始终在那一页
是我的调用方法有问题吗?请问前页,后页怎么调用?
按多列分做起来就复杂了,不能通用,相对来说处理一下数据(加个自动ID什么地来标识唯一性)还简单些freddy2003():
1-前页,2-后页,它是相对当前页的,要用到当前页的两个参数@minid、@maxid,检查一下你的参数对不对
CREATE PROCEDURE sp_page
@tb varchar(20), --表名
@col varchar(20), --按该列来进行分页
@coltype bit, --@col列的类型,0-数字类型,1-字符类型
@collist varchar(800),--要查询出的字段列表
@selecttype int, --查询类型,1-前页,2-后页,3-首页,4-末页,5-指定页
@pagesize int, --每页记录数
@page int, --指定页
@minid varchar(50), --当前页最小号
@maxid varchar(50), --当前页最大号
@condition varchar(800) --查询条件
AS
DECLARE @sql varchar(8000)
IF @coltype=1
BEGIN
SET @minid=''''+@minid+''''
SET @maxid=''''+@maxid+''''
END
SET @sql=
CASE @selecttype
WHEN 1--前页
THEN 'SELECT * FROM (SELECT TOP '+CAST(@pagesize AS varchar)+
' '+@collist+' FROM '+@tb+' WHERE ('+@condition+') AND '+
@col+'<'+@minid+' ORDER BY '+@col+' DESC) t ORDER BY '+@col
WHEN 2--后页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+' '+@collist+
' FROM '+@tb+' WHERE ('+@condition+') AND '+@col+'>'+@maxid+
' ORDER BY '+@col
WHEN 3--首页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+' '+@collist+
' FROM '+@tb+' WHERE ('+@condition+') ORDER BY '+@col
WHEN 4--末页
THEN 'SELECT * FROM (SELECT TOP '+CAST(@pagesize AS varchar)+' '+
@collist+' FROM '+@tb+' WHERE ('+@condition+')'+
' ORDER BY '+@col+' DESC) t ORDER BY '+@col
WHEN 5--指定页
THEN 'SELECT TOP '+CAST(@pagesize AS varchar)+' '+@collist+
' FROM '+@tb+' WHERE ('+@condition+') AND '+@col+' NOT IN'+
'(SELECT TOP '+CAST(@pagesize*(@page-1) AS varchar)+' '+@col+
' FROM '+@tb+' WHERE ('+@condition+') ORDER BY '+@col+')'+
' ORDER BY '+@col
END
EXEC(@sql)
GO--测试
create table a(typeid int,name varchar(10))
insert a
select 101, 'a' union all
select 102, 'b' union all
select 103, 'c' union all
select 104, 'e' union all
select 105, 'a'exec sp_page 'a','typeid',0,'*',5,2,2,'101','102','name<>''c'''drop table a
drop procedure sp_page
是在您的基础上加了一个@Key,呵呵