简单的语句统计所有用户表尺寸大小

时间：2014-01-14 21:32:20 收藏：0 阅读：434

参考SQL2005, 2008和2012的系统存储过程master.sys.sp_spaceused代码后，写了下面一条语句来方便平时统计所有用户表尺寸大小。
可以结合sp_MSforeachdb再遍历所有用户数据库查看所有表的尺寸大小，注意它的参数@sql不能超过nvarchar(2000)，这里就不贴出代码了。
另外还可以定期运行并将结果保存下来，以便观察数据变化趋势。

查询单个数据库的所有用户表尺寸大小：

Select 
@@servername as 
ServerName,db_name() as 
DBName ,object_id as 
ObjectID, schema_name(schema_id) as 
SchName, name 
as 
TableName
    ,Rowcnt as 
Rows,Columns,Indexes,RowLength
    ,ReservedKb, TableUsedKb
    ,UsedKb-TableUsedKb as 
IndexUsedKb,ReservedKb-UsedKb as 
UnusedKb
    ,create_date as 
CreateDate,modify_date as 
LastModifiedDate, getutcdate() as 
TrackingUTCTime
From
(select
    object_id
    ,schema_id
    ,name
    ,(Select 
max(row_count) from 
sys.dm_db_partition_stats p with(nolock) where 
p.object_id=t.object_id and 
p.index_id < 2)  as 
Rowcnt
    ,(Select 
Count(1) from 
dbo.syscolumns with(nolock) where 
id = t.object_id) as 
Columns
    ,(Select 
Count(distinct 
index_id) from 
sys.dm_db_partition_stats p with(nolock) where 
p.object_id=t.object_id) as 
Indexes
    ,(SELECT 
SUM(length) FROM 
dbo.syscolumns with(nolock) WHERE 
id = t.object_id) as 
RowLength
    ,IsNull((Select 
SUM(reserved_page_count) from 
sys.dm_db_partition_stats p with(nolock) where 
p.object_id=t.object_id),0)*8
        + IsNull((Select 
sum(reserved_page_count)
                FROM 
sys.dm_db_partition_stats p2 with(nolock)
                inner 
join 
sys.internal_tables it with(nolock) on 
p2.object_id = it.object_id
                WHERE 
it.parent_id = t.object_id 
                        AND 
it.internal_type IN 
(202,204,207,211,212,213,214,215,216,221,222,236)),0)* 8 as 
ReservedKb
    ,IsNull((Select 
SUM(in_row_data_page_count + lob_used_page_count + row_overflow_used_page_count)
                 from 
sys.dm_db_partition_stats p with(nolock) where 
p.object_id=t.object_id and 
p.index_id < 2),0)* 8 as 
TableUsedKb
    ,IsNull((Select 
SUM(used_page_count) from 
sys.dm_db_partition_stats p with(nolock) where 
p.object_id=t.object_id),0)*8
        + IsNull((Select 
sum(used_page_count)
                FROM 
sys.dm_db_partition_stats p2 with(nolock)
                inner 
join 
sys.internal_tables it with(nolock) on 
p2.object_id = it.object_id
                WHERE 
it.parent_id = t.object_id 
                        AND 
it.internal_type IN 
(202,204,207,211,212,213,214,215,216,221,222,236)),0)* 8 as 
UsedKb
    ,create_date
    ,modify_date
from 
sys.tables t with(nolock) 
where 
Type=‘U‘
) A
order 
by 
ReservedKb desc

原文：http://www.cnblogs.com/drc/p/drc.html