今天在做主从同步时,显示slave_IO线程为NO ,并且报如下错误 Slave_IO_Running: No ... Last_IO_Error: Fatal error: The slave I/O thread stops because master and slave have equal MySQL server UUIDs; these UUIDs must be different for replication to work. 我们可以从报错信息中发现,显示的是UUID重复,…
navicat for mysql 链接时报错:1251-Client does not support authentication protocol requested by serve 解决方法: mysql> ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456'; mysql> select host,user,plugin,authentication_string from mysql.use…
mysql启动报错Starting MySQL... ERROR! The server quit without updating PID file (/opt/mysql/data/mysql.pid) 查看mysql错误日志也没有写入. 最后发现是selinux打开,汗…… 参考 mysql启动时报错:Starting MySQL... ERROR! The server quit without updating PID file (/opt/mysql/data/mysql.pid)…
用Navicat Premium 连接mysql数据库时报错 报错原因:此时的MySQL默认不能远程连接. 解决方案:修改MySQL配置 具体步骤: 1.登陆服务器,进入数据库 mysql -uroot -p密码 查看数据库用户 show databases; 2.切换用户,查看配置 执行命令 use mysql; select host from user where user='root'; 看到如图所示的配置:localhost 3.修改配置 执行如下命令 update user set…
大清早收到一个MySQL的自定义语言告警 :replication interrupt,看来是主从同步报错了. 登陆MySQL,执行 show slave status \G 发现salve已经停止了,于是使用 start slave启动,结果有如下报错: 1 ERROR 1201 (HY000): Could not initialize master info structure; more error messages can be found in the MySQL error…
报错原因如下:com.mysql.cj.core.exceptions.InvalidConnectionAttributeException: The server time zone.. 产生这个问题的原因主要在于:MySQL JDBC驱动程序的5.1.33版本与UTC时区配合使用,必须在连接字符串中明确指定serverTimezone. 当时这个问题出现于springboot2.0.0及以上版本结合mybatis2.0.0版本上,如下依赖包: 第一种:<parent> <group…
[ERROR][com.alibaba.druid.filter.stat.StatFilter]merge sql error, dbType mysql, sql : select top 1 ddiary0_.diary_id as diary_id1_9_, ddiary0_.site_id as site_id26_9_, ddiary0_.catalog_id as catalog27_9_, ddiary0_.user_id as user_id28_9_, ddiary0_.an…
一.问题 因停电检修,今天重启服务器后,再启动jboss就报错"MySQLNonTransientConnectionException: Public Key Retrieval is not allowed",jboss无法获取对数据源的JDBC连接. 二.解决过程 百度一下,先说是旧版JDBC驱动的bug,于是从maven中央库下载最新的mysql-connector-8.0.11.jar,替换后修改jboss的modle说明.将配置文件中的driver-class改为'com.…
配置Redis主从时,修改完从节点配置文件,然后报错 [root@Rich七哥-0-50 redis]# /opt/redis/redis-cli -h 192.168.0.50 Could not connect to Redis at 192.168.0.50:6379: Connection refused not connected> quit 这是因为需要重新加载配置文件 执行 redis-server /etc/redis.conf 1430:C 30 Oct 2019 09:46:…
在使用mysql执行update的时候,如果不是用主键当where语句,会报如下错误,使用主键用于where语句中正常. ) Error Code: . You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Editor an…
/opt/mysql/support-files/mysql.server startmy_print_defaults: [ERROR] Found option without preceding group in config file /opt/mysql/my.cnf at line 1!my_print_defaults: [ERROR] Fatal error in defaults handling. Program aborted!Starting MySQL. ERROR!…