查看SQL Server数据空间分配情况
今天客户反映数据库文件空间增长过快 ,需要分析数据库表存放空间分配情况,临时写了以下过程,
与大家共享。
/********************************功能:获取表的空间分布情况; ycsoft 2005-07-13**********************************/
if not exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[tablespaceinfo]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)create table; tablespaceinfo --创建结果存储表 (nameinfo varchar(50) , rowsinfo int , reserved varchar(20) , datainfo varchar(20); , index_size varchar(20) , unused varchar(20) )
delete from tablespaceinfo --清空数据表
declare @tablename varchar(255); --表名称
declare @cmdsql varchar(500)
DECLARE Info_cursor CURSOR FOR select o.name; from dbo.sysobjects o where OBJECTPROPERTY(o.id, N'IsTable') = 1 and o.name not like N'#%%'; order by o.name
OPEN Info_cursor
FETCH NEXT FROM Info_cursor INTO @tablename
WHILE @@FETCH_STATUS = 0BEGIN
if exists (select * from dbo.sysobjects where id = object_id(@tablename) and OBJECTPROPERTY(id, N'IsUserTable') = 1) execute sp_executesql N'insert into tablespaceinfo; exec sp_spaceused @tbname', N'@tbname varchar(255)', @tbname = @tablename
FETCH NEXT FROM Info_cursor INTO @tablename END
CLOSE Info_cursorDEALLOCATE Info_cursorGO
--knowsky.com数据库信息sp_spaceused @updateusage = 'TRUE';
--表信息select * from tablespaceinfo; order by cast(left(ltrim(rtrim(reserved)) , len(ltrim(rtrim(reserved)))-2) as int) desc
备注:Namenvarchar(20)为其请求空间使用信息的表名。Rowschar(11)表中现有的行数。reservedvarchar(18)表保留的空间总量。Datavarchar(18)表中的数据所使用的空间量。index_sizevarchar(18)表中的索引所使用的空间量。Unusedvarchar(18)表中未用的空间量。