常用存储过程-用来获取某记录的上一条及下一条记录

2010-08-08T08:58:00Z

功能：用于在指定条件中获取某记录的上一条及下一条记录。
用于：在记录详细信息页面显示某记录详细信息，并可单击上一条及下条快速浏览相关记录。

create PROCEDURE [dbo].[Sys_Common_GetPrivious_NextRecord]
@currentId int,
@strSql nvarchar(3000)
AS
DECLARE @theSql nvarchar(3000)
SET @theSql='declare RecordCursor cursor FOR ' +@strSql
EXEC sp_executesql @theSql
--FOR EXAMPLE select id,dan FROM User Where dept=10002

declare @privious_Id int
declare @privious_Dan nvarchar(255)
declare @next_Id int
declare @next_Dan nvarchar(255)
declare @tempId int
DECLARE @tempDan nvarchar(255)

set @privious_Id=0
set @next_Id=0
set @tempId=0
SET @tempDan=''

open RecordCursor
fetch next from RecordCursor into @tempId,@tempDan

while(@@fetch_status=0)
BEGIN
 if(@tempId=@currentId)
  BEGIN
   fetch next from RecordCursor into @next_Id,@next_Dan
   break
  end
 set @privious_Id=@tempId
 SET @privious_Dan=@tempDan
 fetch next from RecordCursor into @tempId,@tempDan
end
close RecordCursor
DEALLOCATE RecordCursor
select @privious_Id AS privious_Id,@privious_Dan AS privious_Dan,@next_Id AS next_Id,@next_Dan AS next_Dan

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常用存储过程-用来获取某记录的上一条及下一条记录