
复制代码
代码如下:
select
TABLE_SCHEMA,
concat(truncate(sum(data_length)/1024/1024,2),'
MB')
as
data_size,
concat(truncate(sum(index_length)/1024/1024,2),'MB')
as
index_size
from
information_schema.tables
group
by
TABLE_SCHEMA
order
by
data_length
desc
查询单个库中所有表磁盘占用大小的SQL语句:
复制代码
代码如下:
select
TABLE_NAME,
concat(truncate(data_length/1024/1024,2),'
MB')
as
data_size,
concat(truncate(index_length/1024/1024,2),'
MB')
as
index_size
from
information_schema.tables
where
TABLE_SCHEMA
=
'TestDB'
group
by
TABLE_NAME
order
by
data_length
desc
以上语句测试有效,注意替换以上的TestDB为数据库名
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