1.异常信息 The artifact mysql:mysql-connector-java:jar:8.0.33 has been relocated to com.mysql:mysql-connector-j:jar:8.0.33: MySQL Connector/J artifacts moved to reverse-DNS compliant Maven 2+ coordinates. 2. 原因和解决方式 这个Maven坐标的jar包已经被重新定位到了新的坐标com.mysql:mysql-connect...
针对你遇到的问题“the artifact mysql:mysql-connector-java:jar:8.0.31 has been relocated”,我们可以按照以下步骤来解决: 1. 确认artifact的原始坐标 artifact的原始坐标是mysql:mysql-connector-java:jar:8.0.31。这个坐标包括了groupId(mysql)、artifactId(mysql-connector-java)和version(8.0.31)。 2. 查找被...
For artifact {mysql:mysql-connector-java:null:jar}: The version cannot be empty. 报错如图: pom.xml文件如图: 添加版本号: 就好了
it comes with huge refactoring. Connector/J 8.0 is better organized and follows better and more up-to-date coding practices, as well as many of the exciting features of Java 8. This is also the driver to use with the new X DevAPI in the Java ecosystem. ...
错误信息 For artifact {com.mysql:mysql-connector-j:null:jar}: The version cannot be empty. 分析 mysql-connector-java自8.0.31后更名为mysql-connector-j,而SpringBoot的版本太低,不能自动识别 解决办法 将springBoot版本调高至2.7.6左右,这里我调到了2.7.8,且2.7.8版本SpringBoot适配MyBatis版本为2.3.x...
<dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>8.0.26</version></dependency> 1. 2. 3. 4. 5. 这里的8.0.26就是MySQL服务器的版本号。 编写Java代码连接MySQL数据库 在解决版本不匹配问题后,我们可以编写Java代码连接MySQL数据库了。以下是一个简单的示例: ...
Description:After the application shutdown, the database connection is disconnected, but the server CPU consumption is up to 700+%How to repeat:<dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.37</version> </dependency> About 200 connections are...
<artifactId>mysql-connector-java</artifactId> <version>8.0.29</version> </dependency> Some friends suggested that after upgrading to this version, the inability to connect to the MySQL database on Linux is actually caused by the default use of SSL connection. AddinguseSSL=falseto the configura...
<url>jdbc:mysql://localhost:3306/mingongge</url> <user>root</user> <password>root</password> </configuration> <dependencies> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.15</version> ...
jdbc.url=jdbc:mysql://localhost:3306/xiaoyanger?useUnicode=true&characterEncoding=utf-8&useSSL=false jdbc.username=root jdbc.password=1234 pom文件中关于mysql的依赖: <!--数据库--><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.1.37</version></depende...