Fatal error: Can't change to run as user 'mysql'. Please check that the user exists! MySQL :: Fatal error: Can't change to run as user 'mysql'. Please check that the user exists!https://forums.mysql.com/read.php?11,83400 MySQL :: Re: Fatal error: Can…

ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'mysql'. 原因是:mysql数据库的user表里,存在用户名为空的账户即匿名账户,导致登录的时候是虽然用的是root,但实际是匿名登录的,通过错误提示里的''@'localhost'可以看出来. 解决方案: 以管理员身份,在开始程序>Mysql 程序组中,打开MySQL 5.7 Command Line Client 的命令控制台, mysql 登录…

由于在操作中使用了自定义参数. 所以得在连接字符串中加上Allow User Variables=True: 表示允许用户自定义参数.…

[root@localhost mysql]# ./scripts/mysql_install_db  --user=mysql FATAL ERROR: please install the following Perl modules before executing ./scripts/mysql_install_db:Data::Dumper 解决办法(安装perl跟perl-devel即可): 执行  yum -y install perl perl-devel 后在初始化数据库即可.…

对mysql数据库初始化过程中,会有如下报错信息: 1 2 3 4 5 6 7 [root@localhost scripts]# ./mysql_install_db --user=mysql FATAL ERROR: Could not find ./bin/my_print_defaults If you compiled from source, you need to run 'make install' to copy the software into the correct lo…

[root@c01 mysql-5.6.33]# /apps/mysql-5.6.33/scripts/mysql_install_db --datadir=/data/my_db --user=mysql FATAL ERROR: Could not find ./share/fill_help_tables.sql If you compiled from source, you need to run 'make install' to copy the software into the…

本文来自:http://blog.itpub.net/22664653/viewspace-1714269/ 一 前言  MySQL 的主从复制作为一项高可用特性,用于将主库的数据同步到从库,在维护主从复制数据库集群的时候,作为专职的MySQL DBA,笔者相信大多数人都会遇到“Got fatal error 1236 from master when reading data from binary log” 这类的报错/报警.本文整理了常见的几种 error 1236 报错,并给出相应的解决…

这个报错网上搜索了一下,大部分是由于MySQL意外关闭或强制重启造成的binlog文件事务点读取异常造成的主从同步报错 Last_IO_Error: Got fatal error 1236 from master when reading data from binary log: 'binlog truncated in the middle of event; consider out of disk space on master; the last event was read fro…

本地MySQL环境,是两台MySQL做M-M复制.今天发现错误信息: mysql 5.5.28-log> show slave status\G *************************** 1. row ***************************                Slave_IO_State:                   Master_Host: 88.88.88.88                   Master_User: replicate…

-- :: [Note] InnoDB: Renaming log file ./ib_logfile101 to ./ib_logfile0 -- :: [Warning] InnoDB: New log files created, LSN= -- :: [Note] InnoDB: Doublewrite buffer not found: creating new -- :: [Note] InnoDB: Doublewrite buffer created -- :: [Note] I…