java项目连接jdbc报错:com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server 原因:相关jar包版本太低 解决方法:下载最新版的mysql-connector-java即可…

MySQLNonTransientConnectionException: Could not create connection to database server. Spring整合mybatis并使用driud数据库连接池,启动测试类就报"MySQLNonTransientConnectionException: Could not create connection to database server.",检查了一番配置文件没发现问题,而且我之前用过这些配置,按理说没问题.…

在运行"maven build"-->"tomcat:run"之后,报如下错误: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)…

本地安装mysql 是8 项目中数据驱动 也要求是 8 <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.16</version> <scope>runtime</scope></dependency> 配置中的驱动类也需要设置成最新的 设置中可…

org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: Cannot create PoolableConnectionFactory (Could not create connection to database server. Atte…

准备搭建一个Spring Boot 组合mybatis的项目,数据库采用的是MySQL 8.0.11按照以往的配置,使用插件mybatis-generator-maven-plugin生成代码时,一直报错Could not create connection to database server.如下: [INFO] Scanning for projects... [INFO] [INFO] ---------------------------------------------------…

今天在学习jmeter的jdbc取样器,发现在配置完JDBC Connection Configuration和JDBC Request后,点击运行.在查看结果树中显示响应数据: Cannot create PoolableConnectionFactory (Could not create connection to database server.) 尝试多种方法后发现是由于mysql驱动版本太低导致. 报错时,我的jmeter版本是3.1,jdk版本是1.8,mysql版本是8.0.11…

报错信息:Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Could not create connection to database server.) 问题来源mysql-connecter-java 版本过低 如果你mysql的版本是m…

项目是基于springboot框架,昨天从git上pull代码之后也没有具体看更改的地方,结果运行的时候就报错了. java.sql.SQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException…

[08001] Could not create connection to database server. Attempted reconnect 3 times. Giving up. 点击这里 切换驱动 IDEA2019的database插件无法链接mysql的解决办法(08001错误)…