【sql】mysql查看表大小

#--------mysql查看表大小

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 = 'mysql'
 group by TABLE_NAME
 order by data_length desc;

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