mysql_upgrade失败-innodb表不存在？

这是MySQL 5.6中的一个已知错误，在此处记录。

根据对错误报告的答复，可以手动创建丢失的表。缺少表的结构在此处作为附件提供。

遵循的步骤：

1）从MySQL删除这些表：

innodb_index_stats innodb_table_stats slave_master_info slave_relay_log_info slave_worker_info 2）删除*.frm和*.ibd归档上述5个表。

3）通过运行以下查询来创建表：

CREATE TABLE innodb_index_stats ( database_name varchar(64) COLLATE utf8_bin NOT NULL, table_name varchar(64) COLLATE utf8_bin NOT NULL, index_name varchar(64) COLLATE utf8_bin NOT NULL, last_update timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, stat_name varchar(64) COLLATE utf8_bin NOT NULL, stat_value bigint(20) unsigned NOT NULL, sample_size bigint(20) unsigned DEFAULT NULL, stat_description varchar(1024) COLLATE utf8_bin NOT NULL, PRIMARY KEY (database_name,table_name,index_name,stat_name) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin STATS_PERSISTENT=0;

CREATE TABLE innodb_table_stats ( database_name varchar(64) COLLATE utf8_bin NOT NULL, table_name varchar(64) COLLATE utf8_bin NOT NULL, last_update timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, n_rows bigint(20) unsigned NOT NULL, clustered_index_size bigint(20) unsigned NOT NULL, sum_of_other_index_sizes bigint(20) unsigned NOT NULL, PRIMARY KEY (database_name,table_name) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin STATS_PERSISTENT=0;

CREATE TABLE slave_master_info ( Number_of_lines int(10) unsigned NOT NULL COMMENT 'Number of lines in the file.', Master_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL COMMENT 'The name of the master binary log currently being read from the master.', Master_log_pos bigint(20) unsigned NOT NULL COMMENT 'The master log position of the last read event.', Host char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '' COMMENT 'The host name of the master.', User_name text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The user name used to connect to the master.', User_password text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The password used to connect to the master.', Port int(10) unsigned NOT NULL COMMENT 'The network port used to connect to the master.', Connect_retry int(10) unsigned NOT NULL COMMENT 'The period (in seconds) that the slave will wait before trying to reconnect to the master.', Enabled_ssl tinyint(1) NOT NULL COMMENT 'Indicates whether the server supports SSL connections.', Ssl_ca text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The file used for the Certificate Authority (CA) certificate.', Ssl_capath text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The path to the Certificate Authority (CA) certificates.', Ssl_cert text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the SSL certificate file.', Ssl_cipher text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the cipher in use for the SSL connection.', Ssl_key text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the SSL key file.', Ssl_verify_server_cert tinyint(1) NOT NULL COMMENT 'Whether to verify the server certificate.', Heartbeat float NOT NULL, Bind text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'Displays which interface is employed when connecting to the MySQL server', Ignored_server_ids text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The number of server IDs to be ignored, followed by the actual server IDs', Uuid text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The master server uuid.', Retry_count bigint(20) unsigned NOT NULL COMMENT 'Number of reconnect attempts, to the master, before giving up.', Ssl_crl text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The file used for the Certificate Revocation List (CRL)', Ssl_crlpath text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The path used for Certificate Revocation List (CRL) files', Enabled_auto_position tinyint(1) NOT NULL COMMENT 'Indicates whether GTIDs will be used to retrieve events from the master.', PRIMARY KEY (Host,Port) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 STATS_PERSISTENT=0 COMMENT='Master Information';

CREATE TABLE slave_relay_log_info ( Number_of_lines int(10) unsigned NOT NULL COMMENT 'Number of lines in the file or rows in the table. Used to version table definitions.', Relay_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL COMMENT 'The name of the current relay log file.', Relay_log_pos bigint(20) unsigned NOT NULL COMMENT 'The relay log position of the last executed event.', Master_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL COMMENT 'The name of the master binary log file from which the events in the relay log file were read.', Master_log_pos bigint(20) unsigned NOT NULL COMMENT 'The master log position of the last executed event.', Sql_delay int(11) NOT NULL COMMENT 'The number of seconds that the slave must lag behind the master.', Number_of_workers int(10) unsigned NOT NULL, Id int(10) unsigned NOT NULL COMMENT 'Internal Id that uniquely identifies this record.', PRIMARY KEY (Id) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 STATS_PERSISTENT=0 COMMENT='Relay Log Information';

CREATE TABLE slave_worker_info ( Id int(10) unsigned NOT NULL, Relay_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL, Relay_log_pos bigint(20) unsigned NOT NULL, Master_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL, Master_log_pos bigint(20) unsigned NOT NULL, Checkpoint_relay_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL, Checkpoint_relay_log_pos bigint(20) unsigned NOT NULL, Checkpoint_master_log_name text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL, Checkpoint_master_log_pos bigint(20) unsigned NOT NULL, Checkpoint_seqno int(10) unsigned NOT NULL, Checkpoint_group_size int(10) unsigned NOT NULL, Checkpoint_group_bitmap blob NOT NULL, PRIMARY KEY (Id) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 STATS_PERSISTENT=0 COMMENT='Worker Information'; 4）重新启动MySQL服务器。