创建SP

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create procedure sp_maintain_partion_fg (
@tableName varchar(50),
@inputdate datetime
)
as begin
declare
@fileGroupName varchar(50),
@ndfName varchar(50),
@newNameStr varchar(50),
@fullPath varchar(50),
@newDay varchar(50),
@oldDay datetime,
@partFunName varchar(50),
@schemeName varchar(50),
@sqlstr varchar(1000),
@sql1 varchar(4000)
--set @tableName='DYDB'
set @newDay=CONVERT(varchar(10),DATEADD(mm, DATEDIFF(mm,0,@inputdate), 0), 23 )--CONVERT(varchar(100), @inputdate, 23)--23:按天 114:按时间
set @oldDay=cast(CONVERT(varchar(10),DATEADD(mm, DATEDIFF(mm,0,@inputdate)-1, 0), 112 ) as datetime)
set @newNameStr=left(Replace(Replace(@newDay,':','_'),'-','_'),7)
set @fileGroupName=N'G'+@newNameStr
set @ndfName=N'F'+@newNameStr+''
set @fullPath=N'F:\\SQLData\\ecodata\\'+@ndfName+'.ndf'
set @partFunName=N'pf_Time'
set @schemeName=N'ps_Time'
--print @fullPath
--print @fileGroupName
--print @ndfName
--创建文件组
if exists(select * from sys.filegroups where name=@fileGroupName)
begin
print '文件组存在,不需添加'
end
else
begin
exec('ALTER DATABASE '+@tableName+' ADD FILEGROUP ['+@fileGroupName+']')
--print 'exec '+('ALTER DATABASE '+@tableName+' ADD FILEGROUP ['+@fileGroupName+']')
print '新增文件组'
if exists(select * from sys.partition_schemes where name =@schemeName)
begin
exec('alter partition scheme '+@schemeName+' next used ['+@fileGroupName+']')
--print 'exec '+('alter partition scheme '+@schemeName+' next used ['+@fileGroupName+']')
print '修改分区方案'
end
print 'exec '+('alter partition scheme '+@schemeName+' next used ['+@fileGroupName+']')
print '修改分区方案'
if exists(select * from sys.partition_range_values where function_id=(select function_id from
sys.partition_functions where name =@partFunName) and value=@oldDay)
begin
exec('alter partition function '+@partFunName+'() split range('''+@newDay+''')')
--print 'exec '+('alter partition function '+@partFunName+'() split range('''+@newDay+''')')
print '修改分区函数'
end
end
--创建NDF文件
if exists(select * from sys.database_files where [state]=0 and (name=@ndfName or physical_name=@fullPath))
begin
print 'ndf文件存在,不需添加'
end
else
begin
exec('ALTER DATABASE '+@tableName+' ADD FILE (NAME ='+@ndfName+',FILENAME = '''+@fullPath+''')TO FILEGROUP ['+@fileGroupName+']')
print 'ALTER DATABASE '+@tableName+' ADD FILE (NAME ='+@ndfName+',FILENAME = '''+@fullPath+''')TO FILEGROUP ['+@fileGroupName+']'
print '新创建ndf文件'
end
--/*--------------------以上创建数据库的文件组和物理文件------------------------*/
end
----分区函数
--if exists(select * from sys.partition_functions where name =@partFunName)
--begin
--print '此处修改需要在修改分区函数之前执行'
--end
--else
--begin
--exec('CREATE PARTITION FUNCTION '+@partFunName+'(DateTime)AS RANGE RIGHT FOR VALUES ('''+@newDay+''')')
----print 'CREATE PARTITION FUNCTION '+@partFunName+'(DateTime)AS RANGE RIGHT FOR VALUES ('''+@newDay+''')'
--print '新创建分区函数'
--end
----分区方案
--if exists(select * from sys.partition_schemes where name =@schemeName)
--begin
--print '此处修改需要在修改分区方案之前执行'
--end
--else
--begin
--exec('CREATE PARTITION SCHEME '+@schemeName+' AS PARTITION '+@partFunName+' TO (''PRIMARY'','''+@fileGroupName+''')')
----print ('CREATE PARTITION SCHEME '+@schemeName+' AS PARTITION '+@partFunName+' TO (''PRIMARY'','''+@fileGroupName+''')')
--print '新创建分区方案'

2. 增加job

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declare @date date
set @date= DATEADD(mm,1,getdate())
print @date
exec sp_maintain_partion_fg 'ecodata',@date

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创建分区的SP和job

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