InnoDB: Error: Table "mysql"."innodb_table_stats" not found
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1,Mysqldump的时候报错如下:
2014-05-05 14:12:37 7f004a9a2700 InnoDB: Error: Table "mysql"."innodb_table_stats" not found.
但是show tables我看这个表示存在的:
但是show create table innodb_index_stats;报错如下:
- mysql> show create table innodb_index_stats;
- ERROR 1146 (42S02): Table'mysql.innodb_index_stats' doesn't exist
- mysql>
2,估计是表坏了,去数据库服务器上面的mysql库的目录看下这些表的数据文件:
3,看到表的数据文件以及结构文件都存在
然后去找$MYSQL_HOME/share/mysql_system_tables.sql,search到建表语句
打开mysql_system_tables.sql,找到sql,然后执行:
- mysql> CREATETABLE IF NOT EXISTS innodb_index_stats (
- -> database_name VARCHAR(64) NOT NULL,
- -> table_name VARCHAR(64) NOT NULL,
- -> index_name VARCHAR(64) NOT NULL,
- -> last_update TIMESTAMP NOT NULL NOTNULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
- -> stat_name VARCHAR(64) NOT NULL,
- -> stat_value BIGINT UNSIGNED NOT NULL,
- -> sample_size BIGINT UNSIGNED,
- -> stat_description VARCHAR(1024) NOT NULL,
- -> PRIMARY KEY (database_name,table_name, index_name, stat_name)
- -> ) ENGINE=INNODB DEFAULT CHARSET=utf8COLLATE=utf8_bin STATS_PERSISTENT=0;
- ERROR 1146(42S02): Table 'mysql.innodb_index_stats' doesn't exist
- mysql>
- mysql>
还报错Table 'mysql.innodb_index_stats' doesn'texist,可能是那个判断导致,去掉判断试试:
- mysql> CREATETABLE innodb_index_stats (
- -> database_name VARCHAR(64) NOT NULL,
- -> table_name VARCHAR(64) NOT NULL,
- -> index_name VARCHAR(64) NOT NULL,
- -> last_update TIMESTAMP NOT NULL NOTNULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
- -> stat_name VARCHAR(64) NOT NULL,
- -> stat_value BIGINT UNSIGNED NOT NULL,
- -> sample_size BIGINT UNSIGNED,
- -> stat_description VARCHAR(1024) NOT NULL,
- -> PRIMARY KEY (database_name,table_name, index_name, stat_name)
- -> ) ENGINE=INNODB DEFAULT CHARSET=utf8COLLATE=utf8_bin STATS_PERSISTENT=0;
- ERROR 1146(42S02): Table 'mysql.innodb_index_stats' doesn't exist
诡异,不存在还不让create了,是否原来的数据文件存在不过坏了,所以create的时候就报了这样一个诡异的错误呢?
4,去数据库目录看下,果然文件是否已经存在了:
- [root@xxx mysql]# ll /home/data/mysql/data/mysql/innodb*
- -rw-rw----. 1mysql mysql 12982 4月 922:24 /home/data/mysql/data/mysql/innodb_index_stats.frm
- -rw-rw----. 1mysql mysql 180224 5月 6 10:38/home/data/mysql/data/mysql/innodb_index_stats.ibd
- -rw-rw----. 1mysql mysql 8830 4月 922:24 /home/data/mysql/data/mysql/innodb_table_stats.frm
- -rw-rw----. 1mysql mysql 98304 5月 610:38 /home/data/mysql/data/mysql/innodb_table_stats.ibd
- [root@xxx mysql]#
如果是myisam表还可以用命令修复一下,但是innnodb,就只好重启数据库试试,restart之后,进入mysql库:
- mysql> descinnodb_index_stats;
- ERROR 1146(42S02): Table 'mysql.innodb_index_stats' doesn't exist
还是报错,那就只有drop操作:
- mysql> droptable mysql.innodb_index_stats;
- ERROR 1051(42S02): Unknown table 'mysql.innodb_index_stats'
- mysql>
- mysql>
5,RM操作删除掉旧的坏的数据表文件
drop还是报错,最后看来只有一招了,rm -rf掉原来已经存在坏掉的不能加载的innodb_index_stats文件,再重新create了。
- rm -rf/home/data/mysql/data/mysql/innodb*
rm后再登陆mysql执行create操作。
- mysql> usemysql;
- Database changed
- mysql>
- mysql> CREATE TABLE innodb_index_stats (
- -> database_name VARCHAR(64) NOT NULL,
- -> table_name VARCHAR(64) NOT NULL,
- -> index_name VARCHAR(64) NOT NULL,
- -> last_update TIMESTAMP NOT NULL NOTNULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
- -> stat_name VARCHAR(64) NOT NULL,
- -> stat_value BIGINT UNSIGNED NOT NULL,
- -> sample_size BIGINT UNSIGNED,
- -> stat_description VARCHAR(1024) NOT NULL,
- -> PRIMARY KEY (database_name,table_name, index_name, stat_name)
- -> ) ENGINE=INNODB DEFAULT CHARSET=utf8 COLLATE=utf8_binSTATS_PERSISTENT=0;
- Query OK, 0 rowsaffected (0.02 sec)
创建innodb_index_stats成功了。最后执行原来的mysqldump备份操作,一切正常。
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