import pymysql h, pt, u, p, db = 'rm-2zeoye0j3957bw1w2.mysql.rds.aliyuncs.com', 3306, 'tongji_2017', 't3o5N7g7j2I', 'direct_ad' h, pt, u, p, db = '100.118.74.223', 3306, 'tongji_2017', 't3o5N7g7j2I', 'direct_ad' h, pt, u, p, db = 'localhost', 3306, '…

今天连接mysql数据库报错如下: java.sql.SQLException: The server time zone value '�й���׼ʱ��' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more s…

Navicat 连接远程数据库报错:1130 - Host "XX.XX.XX.XX" is not allowed to connect to this MySQL server 1.连接服务器: mysql -u root -p 2.看当前所有数据库: show databases; 3.进入mysql数据库: use mysql; 4.查看mysql数据库中所有的表: show tables; 5.查看 user 表中的数据: select Host, User from use…

Navicat 连接远程数据库报错:2003 - Can‘’t connect to MySQL server on '172.22.69.190'  (10061) 一.原因 远程数据库使用了默认设置,绑定的IP是127.0.0.1 二.解决方案 1.修改 远程服务器的配置 vim /etc/mysql/mysql.conf.d/mysqld.cnf 将 bind-address = 127.0.0.1 改成 bind-address = 0.0.0.0 2.重启 mysql 服务 servi…

[1.cmd终端连接远程mysql数据库方法] mysql -uhello -pworld   -h192.168.1.88 -P3306 -Dmysql_oa mysql -u用户名 -p密码 -h远程数据库IP地址 -P端口 -D数据库名 [2.navicat连接远程数据库报错'client does not support authentication protocol requested by server consider ...'解决方案] 原因是MySQL8.0的加密方式改变了,但…

关于express 连接 mongodb数据库报错 nodejs DeprecationWarning: current URL string parser is deprecated, and will be removed in a future version. To use the new parser, pass option { useNewUrlParser: true } to MongoClient.connect. const mongoose = require('mong…

springboot连接MySQL运行报错: The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zon…

Navicat Premium连接MySQL数据库没有问题,在连接Oracle数据库的时候报错,提示:ORA-28547:connection to server failed,probable Oracle Net admin error 原因是:navicate Primium版本的OCi和本地数据库的OCI版本不一致. 那么需要用本地Oracle数据库的OCI,可是我本地的没有安装Oracle数据库,是远程的电脑有数据库,本地安装Oracle数据库没有必要,所以就用另一种方式解决问题. 下…

报错内容如下: 错误连接数据库 [foodmartconn] : org.pentaho.di.core.exception.KettleDatabaseException: Error occured while trying to connect to the database Exception while loading class org.gjt.mm.mysql.Driver org.pentaho.di.core.exception.KettleDatabaseException:…

解决Node.js第一次连接MySQL数据库时出现[SELECT ERROR] - ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MySQL client的错误. 报错原因:mysql8.0以上的加密方式,Node.js还不支持. 解决方法: 进入mysql(cmd管理员模式) 第一步:启动mysql服务,可以通…