MySQL – 查看表/库占用空间
TODO:查看数据表、数据库占用空间
来自这里。
数据库占用空间：
|
1 2 3 4 5 |
SELECT CONCAT(TRUNCATE(SUM(data_length)/1024/1024,2),'MB') AS data_size, CONCAT(TRUNCATE(SUM(max_data_length)/1024/1024,2),'MB') AS max_data_size, CONCAT(TRUNCATE(SUM(data_free)/1024/1024,2),'MB') AS data_free, CONCAT(TRUNCATE(SUM(index_length)/1024/1024,2),'MB') AS index_size FROM information_schema.tables WHERE TABLE_SCHEMA = '数据库名'; |
数据表占用空间：
|
1 2 3 4 5 |
SELECT CONCAT(TRUNCATE(SUM(data_length)/1024/1024,2),'MB') AS data_size, CONCAT(TRUNCATE(SUM(max_data_length)/1024/1024,2),'MB') AS max_data_size, CONCAT(TRUNCATE(SUM(data_free)/1024/1024,2),'MB') AS data_free, CONCAT(TRUNCATE(SUM(index_length)/1024/1024,2),'MB') AS index_size FROM information_schema.tables WHERE TABLE_NAME = '表名'; |
参考：
BYTE(B):字节
1KB ，2 的 10[……]
- Posted on:
-
Author:
straul
- Categories: MySQL
- Tags: MySQL
- Leave a comment: MySQL – 查看表/库占用空间
