Jason's 程設BLOG

SELECT   
    t.NAME AS [資料表名稱]
    ,p.rows AS [筆數]  
    ,SUM(a.total_pages) * 8 /1024 AS [資料表空間MB]   
    ,SUM(a.used_pages) * 8 /1024 AS [已使用空間MB]   
    ,(SUM(a.total_pages) - SUM(a.used_pages)) * 8  /1024 AS [未使用空間MB]  
    ,o.modify_date [修改日期]
FROM sys.tables t INNER JOIN sys.indexes i ON t.OBJECT_ID = i.object_id  
INNER JOIN sys.partitions p ON i.object_id = p.OBJECT_ID AND i.index_id = p.index_id  
INNER JOIN sys.allocation_units a ON p.partition_id = a.container_id  
INNER JOIN sys.all_objects o ON o.OBJECT_ID = i.OBJECT_ID
WHERE t.NAME NOT LIKE 'dt%' AND t.is_ms_shipped = 0 AND i.OBJECT_ID > 255   
GROUP BY t.Name, p.Rows ,o.modify_date 
ORDER BY [已使用空間MB] desc