SQL Server 通用分页存储过程

if object_ID(‘[proc_SelectForPager]‘) is not null
    Drop Procedure [proc_SelectForPager]
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Create Proc proc_SelectForPager
(
  @Tb_name varchar(max) ,--表名
  @Order varchar(4000) ,--排序字段
  @CurrentPage int ,--当前页
  @Field varchar(400),--查询字段
  @PageSize int,--每页显示记录数
  @TotalCount int output
)
As

Declare @Exec_sql nvarchar(max)

/* 查询总记录数*/                
Set @Exec_sql=‘Set @TotalCount=(Select Count(1) From ‘+@Tb_name+‘ As a)‘
Exec sp_executesql @Exec_sql,N‘@TotalCount int output‘,@TotalCount output
 
 /*设置排序字段*/
Set @Order=isnull(‘ Order by ‘+nullif(@Order,‘‘),‘ Order By getdate()‘)

/*分页查询*/
    Set @Exec_sql=‘
    ;With CTE As
    (
        Select *,row_number() Over(‘+@Order+‘) As r From (Select * from ‘+@Tb_name+‘) As a 
    )
    Select ‘+@Field+‘ From CTE Where r Between (@CurrentPage-1)*@pagesize+1 And @CurrentPage*@pagesize Order By r
    ‘
 
 
Exec sp_executesql @Exec_sql,N‘@CurrentPage int,@PageSize int‘,@CurrentPage,@PageSize
 
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