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博客园 - kuailewangzi1212

excel 密码破解 mysql 中文编码 k8s删除node k8s 卸载 kubernetes 集群master变更ip地址 docker常用指令 Hype-v创建服务器实例 通过sqlserver用户操作远程服务器 maven 配置 intellj idea 常用快捷键 sqlserver 锁表进程及执行的SQL 导入50G文件到mysql,然后再倒入sqlserver mac svn 命令 docker常见问题 docker部署mysql jira+mysql+破解+中文+compose swarm 服务器安装 docker mysql创建用户并手授权
统计数据库表容量情况
kuailewangzi1212 · 2018-09-22 · via 博客园 - kuailewangzi1212

SELECT
t.NAME AS TableName,
s.Name AS SchemaName,
p.rows AS RowCounts,
SUM(a.total_pages) * 8 AS TotalSpaceKB,
CAST(ROUND(((SUM(a.total_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS TotalSpaceMB,
SUM(a.used_pages) * 8 AS UsedSpaceKB,
CAST(ROUND(((SUM(a.used_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS UsedSpaceMB,
(SUM(a.total_pages) - SUM(a.used_pages)) * 8 AS UnusedSpaceKB,
CAST(ROUND(((SUM(a.total_pages) - SUM(a.used_pages)) * 8) / 1024.00, 2) AS NUMERIC(36, 2)) AS UnusedSpaceMB
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

posted @ 2018-09-22 18:42  kuailewangzi1212  阅读(285)  评论()    收藏  举报