有时候,Maven可能无法从中央仓库下载依赖。这可能是由于网络问题、代理设置问题或者仓库配置问题。你可以检查你的settings.xml文件(通常位于Maven安装目录的conf文件夹下或者你的用户主目录下的.m2文件夹内),确保其中的、和配置正确。步骤3:手动下载依赖并添加到本地仓库如果上述步骤都无法解决问题,你可以尝试手动下载mys...
AI代码助手复制代码 也是不行,去maven的本地仓库里发现有mysql-connector-java的jar包,但就是加载不了,最后选择了低版本的, 加上了<scope>runtime</scope> <dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.0.8</version><scope>runtime</scope></dependency> AI...
1. 确定 mysql-connector-java 在 Maven 仓库中的坐标 在Maven 中,每个依赖项都通过特定的坐标来标识,这些坐标包括 groupId、artifactId 和version。对于 mysql-connector-java,其坐标如下: xml <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifac...
Notice that if you use Maven to manage your project dependencies, you do not need to explicitly refer to the libraryprotobuf-javaas it is resolved by dependency transitivity. However, if you donotwant to use the X DevAPI features, you may also want to add a dependency exclusion to avoid ...
aar android apache api application arm assets build build-system bundle client clojure cloud config cran data database eclipse example extension framework github gradle groovy ios javascript jenkins kotlin library maven mobile module npm osgi persistence plugin resources rlang sdk server service spring sql...
一、Cannot resolve mysql:mysql-connector-java:unknown <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.41</version> </dependency> 添加个版本就好了,<version></version>,版本自己选。 二、ava.nio.charset.MalformedInputException: Input length = 1 ...
ch.qos.logback»logback-classicEPLLGPL Implementation of the SLF4J API for Logback, a reliable, generic, fast and flexible logging framework. Last Release on Jan 5, 2025 2.Infinispan JDBC CacheStore76usages org.infinispan»infinispan-cachestore-jdbcApache ...
②:如果使用了Maven管理jar包,那就仔细检查你的错误,是不是Class.forName("com.mysql.jdbc.Driver);写错了,千万别太自信觉得自己不可能犯低级错误,错误往往都是这种低级错误积累的。 ③:如果上面的都没错,去看看是不是你的jar包版本太高,有的电脑使用最新的8.x版本会报错,如果你用的是Maven的话可以去https:/...
按照您的系统架构选择mysql-connector-java-5.1.46.jar或mysql-connector-java-5.1.46-bin.jar连接器文件。它们都可以从MySQL官方网站(https://dev.mysql.com/downloads/connector/j/)或Maven中央存储库(https://mvnrepository.com/artifact/mysql/mysql-connecto...
1.Druid1,457usages com.alibaba»druidApache A JDBC datasource implementation. Last Release on Nov 28, 2024 2.Flyway Core1,120usages org.flywaydb»flyway-coreApache Flyway is an open-source database migration tool that strongly favors simplicity and convention over configuration ...