MySQL查看表占用空间大小

//先进去MySQL自带管理库：information_schema   

//自己的数据库：dbwww58com_kuchecarlib   

//自己的表：t_carmodelparamvalue  

  

mysql> use information_schema;  

Database changed  

mysql> select data_length,index_length  

    -> from tables where  

    -> table_schema='dbwww58com_kuchecarlib'  

    -> and table_name = 't_carmodelparamvalue';  

+-------------+--------------+  

| data_length | index_length |  

+-------------+--------------+  

|   166379520 |    235782144 |  

+-------------+--------------+  

1 row in set (0.02 sec)  

  

mysql> select concat(round(sum(data_length/1024/1024),2),'MB') as data_length_MB,  

    -> concat(round(sum(index_length/1024/1024),2),'MB') as index_length_MB  

    -> from tables where  

    -> table_schema='dbwww58com_kuchecarlib'  

    -> and table_name = 't_carmodelparamvalue';  

+----------------+-----------------+  

| data_length_MB | index_length_MB |  

+----------------+-----------------+  

| 158.67MB       | 224.86MB        |  

+----------------+-----------------+  

1 row in set (0.03 sec)