SQL数据上移,下移,置顶的存储过程
来源:易贤网 阅读:2956 次 日期:2015-04-21 14:14:37
温馨提示:易贤网小编为您整理了“SQL数据上移,下移,置顶的存储过程”,方便广大网友查阅!

通用的SQL数据上移,下移,置顶的存储过程

CREATE procedure [dbo].[UpdateTabelDataOrder]

@table varchar(50), --表名称

@tableId varchar(50) , --表主键ID字段

@orderStr varchar(50), --排序字段名称

@id varchar(20) , --数据ID

@type varchar(20) --移动类型

as

declare @orderid varchar(50), --排序ID

@outPutValue int, --输出值

@tablename nvarchar(50), --表名称

@filtercolumn nvarchar(50), --条件字段

@columnvalue nvarchar(50), --主键id值

@countname nvarchar(50), --查询的字段,排序字段

@sql nvarchar(max) --执行内部sql

set @tablename=@table

set @filtercolumn=@tableId

set @columnvalue=@id

set @countname=@orderStr

--第一步:处理动态表,列名,得到排序ID

set @sql='select @outValue='+@countname +' from ' +quotename(@tablename) +' where '

exec sp_executesql

@sql,

as nvarchar(50),@outValue as int output',

@cv=@columnvalue,

@outValue=@outPutValue output;--使用输出参数为变量@outPutValue赋值,变量后加关键字output

set @orderid = @outPutValue

--数据上移操作

if(@type = 'up')

begin

begin transaction

--第二步:处理第一条数据异常

declare @countNum int , @sql_2 nvarchar(max)

set @sql_2='select @outValue=count(*) from ' +quotename(@tablename) +' where < ' + @orderid

exec sp_executesql

@sql_2,

as int output',

@outValue=@outPutValue output

set @countNum = @outPutValue

if(@countNum) >0

begin

--第三步:查询操作数据ID的上一条数据ID

declare @board_Id int --和本数据相邻的上一条OrderId

declare @orderboard_Id int --和本数据相邻的上一条OrderboardId

declare @sql_3 nvarchar(max)

set @sql_3='select top 1 @outValue='+@filtercolumn +' from ' +quotename(@tablename)

+' where in (select from '+quotename(@tablename)

+' where < ) order by desc'

exec sp_executesql

@sql_3,

as int output',

@outValue=@outPutValue output

set @board_Id = @outPutValue

set @sql_3='select top 1 @outValue='+@countname +' from ' +quotename(@tablename)

+' where in (select from '+quotename(@tablename)

+' where < ) order by desc'

exec sp_executesql

@sql_3,

as int output',

@outValue=@outPutValue output

set @orderboard_Id = @outPutValue

--第四步:对相关数据依次进行处理

declare @sql_4 nvarchar(max)

set @sql_4='update '+quotename(@tablename)+' set = @zdzhi where = @id'

exec sp_executesql

@sql_4,

as int ,@id as varchar(50)',

@zdzhi = @orderboard_Id,

@id=@columnvalue

set @sql_4='update '+quotename(@tablename)+' set = @zdzhi where = @upid'

exec sp_executesql

@sql_4,

as int,@upid as int',

@zdzhi = @orderid,

@upid = @board_Id

if @@error<>0

begin

rollback tran

end

else

begin

commit transaction

end

end

else --恢复@@trancount初始值,处理@@trancount bug

begin

commit transaction

end

end

--下移操作

if(@type = 'down')

begin

begin transaction

--第二步:处理第一条数据异常

declare @countNum2 int , @sql_7 nvarchar(max)

set @sql_7='select @outValue=count(*) from ' +quotename(@tablename) +' where > ' + @orderid

exec sp_executesql

@sql_7,

as int output',

@outValue=@outPutValue output

set @countNum2 = @outPutValue

if(@countNum2) >0

begin

--第三步:查询操作数据ID的上一条数据ID

declare @board_Id2 int --和本数据相邻的上一条OrderId

declare @orderboard_Id2 int --和本数据相邻的上一条OrderboardId

declare @sql_5 nvarchar(max)

set @sql_5='select top 1 @outValue='+@filtercolumn +' from ' +quotename(@tablename)

+' where in (select from '+quotename(@tablename)

+' where > ) order by '

exec sp_executesql

@sql_5,

as int output',

@outValue=@outPutValue output

set @board_Id2 = @outPutValue

set @sql_5='select top 1 @outValue='+@countname +' from ' +quotename(@tablename)

+' where in (select from '+quotename(@tablename)

+' where > ) order by '

exec sp_executesql

@sql_5,

as int output',

@outValue=@outPutValue output

set @orderboard_Id2 = @outPutValue

--第四步:对相关数据依次进行处理

declare @sql_6 nvarchar(max)

set @sql_6='update '+quotename(@tablename)+' set = @zdzhi where = @id'

exec sp_executesql

@sql_6,

as int ,@id as varchar(50)',

@zdzhi = @orderboard_Id2,

@id=@columnvalue

set @sql_6='update '+quotename(@tablename)+' set = @zdzhi where = @upid'

exec sp_executesql

@sql_6,

as int,@upid as int',

@zdzhi = @orderid,

@upid = @board_Id2

if @@error<>0

begin

rollback tran

end

else

begin

commit transaction

end

end

else --恢复@@trancount初始值,处理@@trancount bug

begin

commit transaction

end

end

--置顶操作

if(@type = 'top')

begin

begin transaction

--第二步:处理第一条数据异常

declare @countNum3 int , @sql_8 nvarchar(max)

set @sql_8='select @outValue=count(*) from ' +quotename(@tablename) +' where < ' + @orderid

exec sp_executesql

@sql_8,

as int output',

@outValue=@outPutValue output

set @countNum3 = @outPutValue

if(@countNum3) >0

begin

--第三步:查询操作数据ID的上一条数据ID

set @sql_8='update '+quotename(@tablename)+' set = +1 where

+' in (select from ' +quotename(@tablename) +' where in '

+'(select from ' +quotename(@tablename) +' where < ))'

print @sql_8

exec sp_executesql

@sql_8

set @sql_8='update '+quotename(@tablename)+' set = 1 where = @upid'

exec sp_executesql

@sql_8,

as int',

@upid = @columnvalue

if @@error<>0

begin

rollback tran

end

else

begin

commit transaction

end

end

else --恢复@@trancount初始值,处理@@trancount bug

begin

commit transaction

end

end

更多信息请查看IT技术专栏

更多信息请查看数据库
由于各方面情况的不断调整与变化,易贤网提供的所有考试信息和咨询回复仅供参考,敬请考生以权威部门公布的正式信息和咨询为准!
关于我们 | 联系我们 | 人才招聘 | 网站声明 | 网站帮助 | 非正式的简要咨询 | 简要咨询须知 | 加入群交流 | 手机站点 | 投诉建议
工业和信息化部备案号:滇ICP备2023014141号-1 云南省教育厅备案号:云教ICP备0901021 滇公网安备53010202001879号 人力资源服务许可证:(云)人服证字(2023)第0102001523号
云南网警备案专用图标
联系电话:0871-65317125(9:00—18:00) 获取招聘考试信息及咨询关注公众号:hfpxwx
咨询QQ:526150442(9:00—18:00)版权所有:易贤网
云南网警报警专用图标