我进行了清除和恢复操作。
- 我备份了当前的innodb表格。(mysqldump)
- 我将其加载到数据库中。
- 由于某种原因...这些表现在全部变成了myisam而不是innodb...奇怪!
我尝试执行:
ALTER TABLE xxx ENGINE=innodb;
但它对任何表格都没有产生任何影响。
"Show table status" 仍然是 "MyISAM"
mysql> alter table auth_user_user_permissions engine=innodb;
Query OK, 0 rows affected, 1 warning (0.06 sec)
Records: 0 Duplicates: 0 Warnings: 0
+------------+----------+----------------------------------------------------------------+
| Engine | Support | Comment |
+------------+----------+----------------------------------------------------------------+
| MyISAM | DEFAULT | Default engine as of MySQL 3.23 with great performance |
| MEMORY | YES | Hash based, stored in memory, useful for temporary tables |
| InnoDB | DISABLED | Supports transactions, row-level locking, and foreign keys |
| BerkeleyDB | NO | Supports transactions and page-level locking |
| BLACKHOLE | YES | /dev/null storage engine (anything you write to it disappears) |
| EXAMPLE | NO | Example storage engine |
| ARCHIVE | YES | Archive storage engine |
| CSV | YES | CSV storage engine |
| ndbcluster | DISABLED | Clustered, fault-tolerant, memory-based tables |
| FEDERATED | DISABLED | Federated MySQL storage engine |
| MRG_MYISAM | YES | Collection of identical MyISAM tables |
| ISAM | NO | Obsolete storage engine |
+------------+----------+----------------------------------------------------------------+
# * InnoDB
#
# InnoDB is enabled by default with a 10MB datafile in /var/lib/mysql/.
# Read the manual for more InnoDB related options. There are many!
# You might want to disable InnoDB to shrink the mysqld process by circa 100MB.
#skip-innodb
innodb_buffer_pool_size = 10000M
innodb_additional_mem_pool_size = 20M
innodb_log_file_size=1024M
innodb_log_buffer_size=8M
innodb_flush_log_at_trx_commit = 0
mysql> alter table auth_group engine=innodb;
Query OK, 0 rows affected, 1 warning (0.05 sec)
Records: 0 Duplicates: 0 Warnings: 0
mysql> show warnings;
+---------+------+----------------------------------------------------+
| Level | Code | Message |
+---------+------+----------------------------------------------------+
| Warning | 1266 | Using storage engine MyISAM for table 'auth_group' |
+---------+------+----------------------------------------------------+
1 row in set (0.00 sec)
show engines;
。输出是什么? - Asaphshow warnings;
? - Asaphselect version();
? - Asaph