解决方法: 将url改成: jdbc:mysql://localhost:3306/studentmanage?useSSL=true&serverTimezone=Hongkong&characterEncoding=utf-8&autoReconnect=true 解析: jdbc:mysql://是指JDBC的连接方式: localhost:是指电脑的本地地址,等于127.0.0.1: 3306:SQL数据库的端口号: studentmanage:指的是自己要连的数据库名字

1.新安装的mysql8,使用破解版的navicat连接的时候一直报错,如图所示: 2.网上查找原因发现是mysql8 之前的版本中加密规则是mysql_native_password,而在mysql8之后,加密规则是caching_sha2_password, 解决问题方法有两种,一种是升级navicat驱动,一种是把mysql用户登录密码加密规则还原成mysql_native_password. 由于用的是破解版的navicat,所以只能用第二种方法解决了: 3.首先以管理员身份运行cmd,

server has gone away: 如下图 执行以下命令 show global variables like '%timeout%'; set global interactive_timeout=1296000; show global variables like 'max_allowed_packet'; set global max_allowed_packet=268435456; @@GLOBAL.GTID_PURGED can only be set when @@GLO

一.前言 今年疯狂迷上了开源,只要看到好的开源项目,就会不顾一切一股脑扎进去研究,五一期间发现一个很好的关于众筹的开源项目,但不巧,这个项目竟然是 PHP 写的,没学过 PHP,自然对这个开源项目毫无头绪了,但我竟然为了这个项目,毅然决定入坑 PHP,于是就出事了... 说时迟那时快, 2 小时入门 PHP,2 小时入门 ThinkPHP,鉴于我一直在研究 Java 的原因,所以不费吹灰之力就顺利入坑.通过了解,PHP 开发必备环境是 PHP.Apache.MySQL以及一个好用的 IDE ,I

开启bin-log日志mysql报错:This function has none of DETERMINISTIC, NO SQL解决办法: 创建存储过程时 出错信息: ERROR 1418 (HY000): This function has none of DETERMINISTIC, NO SQL, or READS SQL DATA in its declaration and binary logging is enabled (you *might* want to use the

今天在为新的业务线搭架数据库后,在启动的时候报错 root@qsbilldatahis-db01:/usr/local/mysql/bin# ./mysql ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) 在此记录一下,希望能够给遇到此问题的兄弟们提供一个解决问题的思路,有了思路后一步一步排查问题就比较容易了,但是我这个问题比较奇怪,如

解决MySQL报错:1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'informat 转自:https://blog.csdn.net/HaHa_Sir/article/details/80503601 2018年05月29日 23:10:52 HaHa_Sir 阅读数:2930     解决MySQL报错:[Err] 1055 - Expression #1 of ORDER B

解决Mysql报错缺少libaio.so.1 报错如上图,需要安装libaio.so.1 64位系统安装: wget http://mirror.centos.org/centos/6/os/x86_64/Packages/libaio-0.3.107-10.el6.x86_64.rpm rpm -ivh libaio-0.3.107-10.el6.x86_64.rpm 32位系统现在很少了,yum似乎默认安装32位的: yum install libaio.so.1

MySQL报错:The MySQL server is running with the --skip-grant-tables option so it cannot execute this statement等问题 1.登录的mysql:mysql –u root –p mysql> set global read_only=0;(关掉新主库的只读属性) flush privileges; 2.修改mysql配置文件my.cnf,该文件在/etc目录下 重启mysql服务:service

如下所示,PHP连接MySQL报错: SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket 'MySQL' (2) 测试代码如下: <?php try { $dsn = 'mysql:dbname=php-note;host=localhost;port=3306;charset=utf8'; $username = 'root'; $password = 'root'; new PDO( $dsn,

Asp.Net连接Mysql报错Out of sync with server 原因:程序引用的MySql.Data.dll版本高于服务器版本 解决:下载一个低版本的MySql.Data.dll,项目重新引用

Linux系统下启动MySQL报错:Neither host 'localhost.localdomain' nor 'localhost' could be looked up with 摘要 Linux系统下安装完MySQL,启动MySQL报错:Neither host 'localhost.localdomain' nor 'localhost' could be looked up with... Linux系统下装完MySQL,然后重新启动动时报错: 解决方法:  查看cat /etc

启动Mysql报错: Another MySQL daemon already running with the same unix socket. 删除如下文件即可解决 /var/lib/mysql/mysql.sock 如果还有/var/lib/mysql/mysql1.sock,/var/lib/mysql/mysql22.sock,则一并删除.

Navicat连接Mysql报错:Client does not support authentication protocol requested by server: 刚安装Mysql,想用Navicat去连接,然后就报错了,此处记录报错解决. Navicat连接MySQL Server8.0版本时出现Client does not support authentication protocol requested  by server:解决如下: 命令如下: 1.use mysql; 2.

MySQL报错ERROR 1558 (HY000): Column count of mysql.user is wrong. 1.今天在使用MySQL创建数据库时出现如下报错: mysql> CREATE USER '; ERROR (HY000): Column count of mysql.user , found . Created with MySQL , now running . Please use mysql_upgrade to fix this error. 2.解决方法

mysql报错Ignoring the redo log due to missing MLOG_CHECKPOINT between mysql版本:5.7.19 系统版本:centos7.3 由于周未公司断电,跑在vmware虚拟机上的mysql挂掉,无法重启 启动mysql的时候,error log的信息如下 --15T11::: [ERROR] InnoDB: Ignoring the redo log due to missing MLOG_CHECKPOINT between the

安装完MySQL,启动MySQL报错,报错信息如下:Starting MySQL....The server quit without updating PID file (/data/mysqldata/slave1.hadoop.pid).                                                          [FAILED] 很明显是PID错误. 解决办法:kill掉相关PID进程,再次启动MySQL成功!

mysql报错Multi-statement transaction required more than 'max_binlog_cache_size' bytes of storage 在执行create table  xx  as  select xx的时候 或者在执行 tpcc-mysql的tpcc_load 的时候 都会遇到这个错误 1534, HY000, Writing one row to the row-based binary log failedRetrying ... 1

mysql报错: [root@zabbix ~]# mysql ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)   问题排查总结: 问题1: mysqld 守护进程是否启动 解决: [root@zabbix mysql]# service mysqld start Starting mysqld: [ OK ] [root@zabbix m

运行安装mysql 报错 [root@localhost mysql-mult]# ./scripts/mysql_install_db  --defaults-file=conf/3306my.cnf FATAL ERROR: please install the following Perl modules before executing ./scripts/mysql_install_db:Data::Dumper 解决方法 :安装autoconf库 命令:yum-y install a

最近迁移项目中发现,转移数据库出现的几个问题,其中之一就是 2006 error,解决过程如下: 首先贴出报错结果 [Msg] Finished - Unsuccessfully 出现这个结果,首先检查SQL文件查看当前编码,将编码改为:以utf8无bom格式编码. 原因如下: BOM(byte order mark)是为 UTF-16 和 UTF-32 准备的,用于标记字节序(byte order).微软在 UTF-8 中使用 BOM 是因为这样可以把 UTF-8 和 ASCII 等编码明确区