依赖关系未正确配置:在Maven的项目配置文件(pom.xml)中,需要正确添加postgreSQL驱动程序的依赖项。确保在<dependencies>标签内添加了正确的依赖项,包括groupId、artifactId和version等信息。例如: 代码语言:txt 复制 <dependencies> <dependency> <groupId>org.postgresql</groupId> <artifactId>postgr...
依赖指当前项目运行所需的jar,一个项目可以设置多个依赖。 【依赖格式】 <!--设置当前项目所依赖的所有jar--> <dependencies> <!--设置具体的依赖--> <dependency> <!--依赖所属群组id--> <groupId>org.springframework</groupId> <!--依赖所属项目id--> <artifactId>spring-webmvc</artifactId> <!-...
-- 1.Spring核心依赖 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>4.3.7.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>4.3.7.RELEASE</version> </de...
关于 optional，最常见的例子就是数据库驱动。例如我们想做一个数据库组件，而且这个数据库组件需要支持多个数据库的话，例如 MySQL、PostgreSQL、Oracle，那么组件端编写的时候将各个数据库的驱动全部引入，像下面这样：<!-- mysql --><dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java...
<!-- https://mvnrepository.com/artifact/org.postgresql/postgresql --> <dependency> <groupId>org.postgresql</groupId> <artifactId>postgresql</artifactId> <version>42.2.27</version> </dependency> Include comment with link to declaration Compile...
Step-by-step instructions for adding the PostgreSQL JDBC driver dependency Have you at any point needed to connect to your PostgreSQL database using Java and didn't have a clue how to add it as a Maven dependency? Now you can use this guide as an overview. ...
</dependency> hibernate.properties hibernate.dialect=org.hibernate.dialect.DerbyDialect hibernate.connection.driver_class=org.apache.derby.jdbc.ClientDriver hibernate.connection.url=jdbc:derby://localhost/trails;create=true hibernate.connection.username=any ...
<groupId>postgresql</groupId> <artifactId>postgresql</artifactId> <version>8.2-504.jdbc4</version> <scope>runtime</scope> </dependency> <dependency> <groupId>com.oracle</groupId> <artifactId>ojdbc6</artifactId> <version>11.1.0.6</version> ...
Note:PgJDBC versions since 42.8.0 are not guaranteed to work with PostgreSQL older than 9.1. Get the Driver Most people do not need to compile PgJDBC. You can download the precompiled driver (jar) from the PostgreSQL JDBC site or using your chosen dependency management tool: ...
未找到maven依赖项的Postgresql驱动程序 、、、 我正在使用maven运行一个spring项目,并试图使用postgresql。我已经将依赖项添加到pom.xml中,但在tomcat启动时,我得到了以下错误:pom.xml依赖关系: <groupId>org.postgresql</groupId> <artifactId>postg 浏览1提问于2014-03-11得票数 9 回答已采纳 2回答...