SELECT TableName = obj.name, TotalRows = prt.rows, [SpaceUsed(KB)] = SUM(alloc.used_pages)*8 FROM sys.objects obj JOIN sys.indexes idx on obj.object_id = idx.object_id JOIN sys.partitions prt on obj.object_id = prt.object_id JOIN sys.allocation_units alloc on alloc.container_id = prt.partition_id WHERE obj.type = 'U' AND idx.index_id IN (0, 1) GROUP BY obj.name, prt.rows ORDER BY SUM(alloc.used_pages)*8 DESC
SELECT t.NAME AS '表名称', s.Name AS '架构', p.rows AS '数据条数', SUM(a.total_pages) * 8 AS '总分配空间KB', CAST(ROUND(((SUM(a.total_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS '总分配空间MB', SUM(a.used_pages) * 8 AS '数据使用空间KB', CAST(ROUND(((SUM(a.used_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS '数据使用空间MB', (SUM(a.total_pages) - SUM(a.used_pages)) * 8 AS '未使用空间KB', CAST(ROUND(((SUM(a.total_pages) - SUM(a.used_pages)) * 8) / 1024.00, 2) AS NUMERIC(36, 2)) AS '未使用空间MB' 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 LEFT OUTER JOIN sys.schemas s ON t.schema_id = s.schema_id WHERE t.NAME NOT LIKE 'dt%' AND t.is_ms_shipped = 0 AND i.OBJECT_ID > 255 GROUP BY t.Name, s.Name, p.Rows ORDER BY t.Name 转自这里: https://blog.csdn.net/yuxuac/article/details/79204910
--统计表占用空间大小MB
select tableName,SUM([UseSize(MB)]) as [UseSize(MB)] from ( SELECT t.NAME AS 'tableName' ,p.rows AS 'rows', CAST(ROUND(((SUM(a.used_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS 'UseSize(MB)' 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 WHERE t.NAME NOT LIKE 'dt%' AND t.is_ms_shipped = 0 AND i.OBJECT_ID > 255 AND t.name = 'b_zbsj' -- 表名称 GROUP BY t.Name, p.Rows) tempTable group by tableName