MYSQL表空间迁移(二)

mysql> unlock tables;--释放锁。
2. Query OK, 0 rowsaffected (0.07 sec)

3. mysql> alter table city discard tablespace;删除可能存在的同名表空间

4. Query OK, 0 rowsaffected (0.23 sec)

5. mysql> selectcount(*) from city;

6. ERROR 1814 (HY000):Tablespace has been discarded for table 'city'

7. mysql> alter tablecity import tablespace;

8. ERROR 1146 (42S02):Table 'world.city' doesn't exist

9. C:\ProgramData\MySQL\MySQLServer 5.6\data\world\city>





copy city.* ..

10.city.cfg

11.city.frm

12.Overwrite ..\city.frm  (Yes/No/All): yes

13.Access is denied.

14.city.ibd

15.        2 file(s) copied.

16.C:\ProgramData\MySQL\MySQL Server 5.6\data\world\city>

17.mysql> alter table city import tablespace;

18.Query OK, 0 rows affected (0.94 sec)

19.mysql> select count(*) from city;

20.+----------+

21.| count(*) |

22.+----------+

23.|     4079 |

24.+----------+

25.1 row in set (0.08 sec)