SQLServer 分页存储过程

 

--DROP TABLE tangfuqiang
create table tangfuqiang(
 tfqId_int int identity(1,1) primary key,
 tfqName_nvarchar nvarchar(30),
 tfqPwd_nvarchar nvarchar(30),
 tfqRemark_nvarchar nvarchar(300)
)
go

select * from tangfuqiang
go

/*采用一般的写法插入100条记录*/
DECLARE @index int
SET @index=1
WHILE @index < 100
BEGIN
 INSERT INTO tangfuqiang VALUES('tfq'+CONVERT(nvarchar,@index),'pwd'+CONVERT(nvarchar,''+CONVERT(nvarchar,@index));
 SET @index +=1;
END

/*采用创建储存过程插入100条记录*/
--DROP PROCEDURE proc_Insert
CREATE PROCEDURE proc_Insert
AS
DECLARE @index int
SET @index=1
WHILE @index < 100
BEGIN
 INSERT INTO tangfuqiang VALUES('tfq'+CONVERT(nvarchar,@index));
 SET @index +=1;
END

/*调用储存过程*/
execute proc_Insert

 

/**
声明，这个高性能分页存储过程只适合表主键为自增类型，不适合用主键采用uniqueidentifier类型的表源代码如下
**/
create PROCEDURE pageShow
    @tb         varchar(512),  --表名
    @collist    varchar(2048),--要查询出的字段列表,*表示全部字段
    @top  int,     --最多读取记录数  
    @pagesize   int,           --每页记录数 
    @page       int,           --指定页
    @condition  varchar(2048),--查询条件
    @sql_key    varchar(20),   --用于排序的主键
    @col        varchar(50),   --用于排序，如：id desc (多个id desc,dt asc)
    @orderby    bit,           --排序,0-顺序,1-倒序
    @pages      int OUTPUT     --总页数
AS
    SET NOCOUNT ON
    Declare @sqlcount Int
    Begin Tran
    DECLARE @sql nvarchar(4000),@where1 varchar(800),@where2 varchar(800)
    IF @condition is null or rtrim(@condition)=''
     BEGIN--没有查询条件 
         SET @where1=' WHERE '
         SET @where2='  '
     END
    ELSE
     BEGIN--有查询条件 
         SET @where1=' WHERE ('+@condition+') AND '--本来有条件再加上此条件 
         SET @where2=' WHERE ('+@condition+') '--原本没有条件而加上此条件
     END
    --SET @sql='SELECT @intResult=COUNT(*) FROM '+@tb+@where2
    SET @sql='SELECT @sqlcount=COUNT(*) FROM (select top '+ cast(@top as varchar(8)) +' '+@sql_key+' from '+ @tb + @where2 +') As tmptab'
 --print @sql
    EXEC sp_executesql @sql,N'@sqlcount int OUTPUT',@sqlcount OUTPUT--计算总记录数
    SELECT @pages=CEILING((@sqlcount+0.0)/@pagesize)                 --计算总页数
    IF @page=1--第一页
  BEGIN
   SET @sql='SELECT TOP '+CAST(@pagesize AS varchar(10))+' '+@collist+' FROM '+@tb+   
    @where2+'ORDER BY '+ @col
  END
 Else
  BEGIN
   IF @orderby=0 
    SET @sql='SELECT TOP '+CAST(@pagesize AS varchar(10))+' '+@collist+ ' FROM '+@tb+@where1+@sql_key+'>(SELECT MAX('+@sql_key+') '+  ' FROM (SELECT TOP '+CAST(@pagesize*(@page-1) AS varchar(10))+' '+         
     @sql_key+' FROM '+@tb+@where2+'ORDER BY '+@col+') t) ORDER BY '+@col
   ELSE 
    SET @sql='SELECT TOP '+CAST(@pagesize AS varchar(10))+' '+@collist+' FROM '+@tb+@where1+@sql_key+'<(SELECT MIN('+@sql_key+') '+ ' FROM (SELECT TOP '+CAST(@pagesize*(@page-1) AS varchar(10))+' '+
    @sql_key+' FROM '+@tb+@where2+'ORDER BY '+@col+') t) ORDER BY '+@col+''
  END
    EXEC(@sql)
    --print @sql
    If @@Error <> 0
     Begin
         RollBack Tran
         Return -1
     End
    Else
     Begin
         Commit Tran
         Return @sqlcount
     End

/*调用分页储存过程*/ EXECUTE pageShow 'tangfuqiang','*',10,5,1,'','tfqId_int',80