【Client does not support authentication protocol requested by server; consider upgrading MySQL client】教程文章相关的互联网学习教程文章

navicat 连接 mysql 出现1251Client does not support authentication protocol requested by server【图】

本文转自 :https://blog.csdn.net/Macbook_Yang/article/details/80518372前期修改root密码问题(首次安装的root密码是空,直接Enter就行):cmd用管理员身份进入,然后输入mysqladmin -u root -p password newpassword 需要注意的是无需单引号(之前在网上找的是有单引号结果一直无法成功),newpassword就是新的密码,如下图: 1.启动mysql并登入: 2.登入成功后mysql > 样式中输入 ALTER USER ‘root’@’localhost’ IDENTIFIE...

MySQL主从同步报Client requested master to start replication from position

数据库版本:5.6.16测试环境MySQL 主从,数据库被人重启,忘记开启start slave,导致主从失效,停了一天的数据没有追上。查看从库的数据库状态:show slave status\G提示Client requested master to start replication from position > file size; 还有最后一次执行的日志点,26519749,二进制日志位置mysql-bin.000002解决办法:在主库的日志目录下,执行:mysqlbinlog mysql-bin.000002 > yoon.logtail -f yoon.log #150...

python 爬虫之requests+日志+配置文件读取+mysql入库【代码】

!/usr/bin/env python # -*- coding: utf-8 -*- # 日志管理 import logging import sys reload(sys) sys.setdefaultencoding(‘utf-8‘)def getlogger(logName, logFile):logger=logging.getLogger(logName)logger.setLevel(logging.DEBUG)screenHandle = logging.StreamHandler()screenHandle.setLevel(logging.DEBUG)fileHandle = logging.FileHandler(logFile,‘a‘)fileHandle.setLevel(logging.DEBUG)formatter = logging.For...

python 爬虫之requests+日志+配置文件读取+mysql入库【代码】

#!/usr/bin/env python # -*- coding: utf-8 -*- # 日志管理 import logging import sys reload(sys) sys.setdefaultencoding(utf-8)def getlogger(logName, logFile):logger=logging.getLogger(logName)logger.setLevel(logging.DEBUG)screenHandle = logging.StreamHandler()screenHandle.setLevel(logging.DEBUG)fileHandle = logging.FileHandler(logFile,a)fileHandle.setLevel(logging.DEBUG)formatter = logging.Formatter(...

解决Navicat连接MySQL出现1251-Client does not support authentication protocol requested by server;【代码】【图】

解决Navicat连接MySQL出现1251-Client does not support authentication protocol requested by server; 。 一:出现的一个错 在安装完MySQL的时候,我们现在一般都使用Navicat来连接数据库,可惜出现下面的错误:1251-Client does not support authentication protocol requested by server; consider upgrading MySQL client。 出现上述问题的原因是:mysql8 之前的版本中加密规则是mysql_native_password,而在mysql8之后,加密规...

更新mysql驱动5.1-47 Generated keys not requested. 错误

更新mysql驱动5.1-47后出现错误:Generated keys not requested. You need to specify Statement.RETURN_GENERATED_KEYjava.sql.SQLException: Generated keys not requested. You need to specify Statement.RETURN_GENERATED_KEYS to Statement.executeUpdate(), Statement.executeLargeUpdate() or Connection.prepareStatement().经过检查发现从5.1.7版本之后的mysql-connector增加了返回GeneratedKeys的条件,如果需要返回Gen...

requests从api中获取数据并存放到mysql中【代码】

即可安装requests,安装成功后:import requests即可导入requests模块,requests有get和post两种方法: 1、requests.get()用法: url = "http://xxx"a_content = requests.get(url)aa = a_content.content #.content和.text的作用是一样的a_json = json.loads(aa)这里说一下 json.loads和json.dumps,这是json模块的两个函数,分别进行解码和编码JSON数据, json.loads将json数据对象转换为python对象,相反,json.dumps是将pytho...

MySQL——navicat 连接 mysql 出现1251Client does not support authentication protocol requested by server的解决方案【图】

前期修改root密码问题(首次安装的root密码是空,直接Enter就行): cmd用管理员身份进入,然后输入 mysqladmin -u root -p password newpassword 需要注意的是无需单引号(之前在网上找的是有单引号结果一直无法成功),newpassword就是新的密码,如下图: 1.启动mysql并登入: 2.登入成功后mysql > 样式中输入 ALTER USER ‘root’@’localhost’ IDENTIFIED WITH mysql_native_password BY ‘123456’; 末尾的分号不能少...

Warning: mysqli_connect(): The server requested authentication method unknown to the client [caching_sha2_password]报错解决方法【图】

解决方法: Warning: mysqli_connect(): The server requested authentication method unknown to the client [caching_sha2_password]报错解决方法标签:image nbsp font .com pass alt info sha server 本文系统来源:https://www.cnblogs.com/NuoChong/p/10013272.html

Mysql 连接提示 Client does not support authentication protocol requested by server 客户端不支持服务器请求的身份验证协议;考虑升级MySQL客户端【图】

当时查阅了很多的百度文档,发现一些写的不太清楚,整理后,做个备忘录。由于已经整理好,部分图片没有截图,借助的网上的图片。首先,进入MySQL 8.0Command Line Client -Unicode,输入密码,登录进去。 然后,在命令行输入:ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘123456‘; 即更新user为root,host为localhost 的密码为123456。密码自己可以根据个人情况设置。当显示Query OK, 0 rows ...

navicat for mysql 链接时报错:1251-Client does not support authentication protocol requested by serve【代码】【图】

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.user; navicat for mysql 链接时报错:1251-Client does not support authentication protocol requested by serve标签:str nat image mys ...

navicat连接mysql出现Client does not support authentication protocol requested by server解决方案

mysql; ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘831015‘; FLUSH PRIVILEGES;root是用户名 localhost是ip地址127.0.0.1都是特指本机,%表示任何IP都可访问 mysql_native_password是旧的密码验证机制,831015是密码,最后别忘了分号; navicat连接mysql出现Client does not support authentication protocol requested by server解决方案标签:toc word prot roo 密码验证 用户 ...

连接mysql8.0版本出现1251--Client does not support authentication protocol requested by server的解决

ALTER USER ‘root‘@‘localhost‘ IDENTIFIED BY ‘password‘ PASSWORD EXPIRE NEVER; #修改加密规则 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 连接mysql8.0版本出现1251--Client does not support authentication protocol requested by server的解决标签:MySQL8.0 lte 解决 更新 用户 user nbsp passwor...

PHP连接mysql8.0出错“SQLSTATE[HY000] [2054] The server requested authentication method unknow.....【代码】

这个错可能是mysql默认使用 caching_sha2_password作为默认的身份验证插件,而不再是 mysql_native_password,但是客户端暂时不支持这个插件导致的。 解决方法一:修改MySQL全局配置文件 编辑 my.cnf文件,更改默认的身份认证插件。$ vi /etc/my.cnf在 [mysqld]中添加下边的代码default_authentication_plugin=mysql_native_password然后重启mysql$ service mysqld restart PHP连接mysql8.0出错“SQLSTATE[HY000] [2054] The serve...

JDBC Request :Cannot load JDBC driver class 'com.mysql.jdbc.Driver'解决办法

在Jmeter中run JDBC Request时,收到了Cannot load JDBC driver class ‘com.mysql.jdbc.Driver‘,在网上搜了一些办法,结合自己的实际情况,找到了以下解决办法: 1.点击这里下载 mysql-connector-java-5.1.47.zip(或者其他版本) 2.解压之后,将mysql-connector-java-5.1.47文件夹下的mysql-connector-java-5.1.47-bin.jar文件放到Jmeter的安装目录\apache-jmeter-5.1.1\lib\ext 3.重启Jmeter 如此,即可解决。 参考博客:http...

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