【MySQL报错1042-Can'tgethostnameforyouraddress】教程文章相关的互联网学习教程文章

MySQL关于ERROR 1290 (HY000)报错【代码】

一个问题纠结很久,反复确认语法问题。但是后来网上搜了一下,茅塞顿开。特此总结一下。 mysql> grant select,insert,update,delete on *.* to ‘root‘@‘%‘; ERROR 1290 (HY000): The MySQL server is running with the --skip-grant-tables option so it cannot execute this statementmysql> flush privileges; Query OK, 0 rows affected (0.00 sec)mysql> mysql> mysql> mysql> grant select,insert,update,delete on *...

mysql 数据库 一次重启报错

mysqld: Can‘t create/write to file ‘/tmp/ibNo70kt‘ (Errcode: 13 - Permission denied)2019-09-12T15:02:00.667642Z 0 [ERROR] InnoDB: Unable to create temporary file; errno: 132019-09-12T15:02:00.667646Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error2019-09-12T15:02:00.667650Z 0 [ERROR] Plugin ‘InnoDB‘ init function returned error.2019-09-12T15:02:00.667652Z 0 [ERROR] Pl...

Django项目与mysql交互进行数据迁移时报错:AttributeError: 'str' object has no attribute 'decode'【代码】

出现如下错误: File "/usr/local/lib/python3.6/dist-packages/django/db/backends/mysql/operations.py", line 147, in last_executed_queryquery = query.decode(errors=‘replace‘) AttributeError: ‘str‘ object has no attribute ‘decode‘ 解决办法 顺着报错信息,找到报错的位置,把query = query.decode(errors=‘replace‘) 修改成 query = query.encode(errors=‘replace‘) Django项目与mysql交互进行数据迁...

Navicat for Mysql报错1251连接不成功Mysql【图】

第一步:打开Command Line Client 看清楚不是cmd,是在mysql的目录下,你会发现有2个一模一样其实哪个都行 第二步:输入mysql密码回车 就是安装mysql时设置的密码只输入密码就行不加分号 第三步:输入ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘mysql的密码‘;回车 别漏了后面有个分号 mysql的密码是安装mysql时设置的密码 第四步:输入FLUSH PRIVILEGES;回车 别漏了后面的分...

MySQL “only_full_group_by” 报错

报错提示:SQLSTATE[42000]: Syntax error or access violation: 1055 Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column ‘atl.atl_order.id‘ which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by。解决办法:在配置文件中注释掉 only_full_group_by 选项。添加如下配置:sql_mode = STRICT_TRANS_TABLES,NO_...

mysql 报错ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executin

解决办法 1、 修改用户密码 mysql> alter user ‘root‘@‘localhost‘ identified by ‘youpassword‘; 或者 mysql> set password=password("youpassword"); 2、刷新权限 mysql> flush privileges;mysql 报错ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executin标签:密码 localhost 修改 mysq exec host ror 刷新 ges 本文系统来源:https://www.cnblogs.com/ljl-b...

pip install mysql_python报错解决办法

如果不是python3,参考这个网址: https://blog.csdn.net/liujingjie2010/article/details/83541551 另附一些好用的关于python软件的安装地址: https://www.lfd.uci.edu/~gohlke/pythonlibs/pip install mysql_python报错解决办法标签:log bsp style article www 地址 csdn color details 本文系统来源:https://www.cnblogs.com/zhf123/p/11557891.html

mysql 案例 ~ 程序端报错案例

一 简介:汇总程序报错提示的相关问题二 问题 1 程序错误信息 max_allowed_packet 设置过小导致java程序写入失败 答案 1 max_allowed_packet=32M 写入配置文件并重启 2 set global max_allowed_packet=33554432 问题2 mysql错误日志 sort 错误日志: [ERROR] /usr/local/mysql/bin/mysqld: Sort aborted: Query execution was interrupted 分析 sort_buffer_size默认2M,通常用于order by。属于ses...

mysql - sql报错You can't specify target table 'table_name' for update in FROM clause【代码】

from t_person where id in (select id from t_person where name = "hello");然而却报错: You can‘t specify target table ‘t_person‘ for update in FROM clause 以下这篇博客( https://blog.csdn.net/qq_29672495/article/details/72668008 )给出了解决方式: 将SELECT出的结果再通过中间表SELECT一遍,这样就规避了错误。 更正如下:delete from t_person where id in (select temp.id from (select id from t_person wh...

【Problem】xampp in ubuntu下命令行启动mysql报错: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/opt/lampp/var/mysql/mysql.sock' (2)【代码】

2002 (HY000): Can‘t connect to local MySQL server through socket ‘/opt/lampp/var/mysql/mysql.sock‘ (2)启动mysql服务:reddevil@reddevil-Lenovo:/opt/lampp$ /opt/lampp/lampp start You need to start XAMPP as root! reddevil@reddevil-Lenovo:/opt/lampp$ su root Password: root@reddevil-Lenovo:/opt/lampp# /opt/lampp/lampp start Starting XAMPP for Linux 1.7.7... XAMPP: Starting Apache with SSL (and PHP5...

阿里云服务执行mysql_install_db报错【图】

解决方案:安装autoconf库(yum -y install autoconf)然后在执行:mysql_install_db就会出现这样,说明执行成功了。整个MySQL安装参照博文:Linux系统安装常用开发软件阿里云服务执行mysql_install_db报错标签:info 出现 code logs 服务 com img 常用 blog 本文系统来源:https://www.cnblogs.com/cao-yin/p/11640739.html

记一次Mysql 数据库迁移后报错问题

现象说明:老数据库版本是5.6,新库版本5.7,数据量不大,备份恢复数据均正常,配置主从使用gtid复制后也是正常的,第二天查看新库的时候,发现新库复制出现问题,报错如下:![](https://s1.51cto.com/images/blog/201910/11/f5505cd40dfa383467aeda705bdd7974.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)查看数据库的变量参数 slave...

Mysql8.0升级后,Navicat连接报错caching_sha2_password 问题【代码】

需要重新配置加密规则 ALTER USER ‘root‘@‘localhost‘ IDENTIFIED BY ‘password‘ PASSWORD EXPIRE NEVER;ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘password‘; #更新一下用户的密码 FLUSH PRIVILEGES; #刷新权限 Mysql8.0升级后,Navicat连接报错caching_sha2_password 问题标签:更新 class mysq 需要 sha 规则 nat ica with 本文系统来源:https://www.cnblogs.c...

MySQLdb for Mac安装报错及问题解决【代码】【图】

MySQLdb 是用于Python链接Mysql数据库的接口 安装MySQLdb可以用终端命令pip3 install MySQLdb-python  但是出现报错,错误原因为:mysql_config not found  这是因为在配置文件中,找不到mysql配置文件导致,也就是 mysql_config 解决办法: 手动下载MySQLdb文件包,下载链接:https://pypi.org/project/MySQL-python/#files 解压之后找到配置文件"site.cfg",找到#mysql_config = /usr/local/bin/mysql_config去掉注释#,并修...

centos7编译安装LNMP(nginx-1.16.0,mysql8.0.16,php-7.3.6)常见问题报错及解决方法【图】

第一步:前往官网下载nignx源码包 下载完毕后上传至服务器(先安装lrzsz) yum -y install lrzsz 安装完毕后执行: rz 找到nginx包后点击确定,即可上传成功 第二步: 解压: tar zxvf nginx-1.16.0.tar.gz 进入: cd nginx-1.16.0/ 创建用户、用户组: groupadd nginx useradd -g nginx nginx -s /sbin/nologin 第三步:编译安装 1、检查环境 ./configure --prefix=/usr/local/nginx 报错1:提示无PCRE(此步骤忘记截图,...