无法 JDBC CONNECT 到 jdbc:mysql//localhost:3306

Question

我搜索了所有内容以解决此问题，但我仍然如此，我不知道是什么...mysql 版本是 5.7，hibernate 是 5.2.8.Final，我的 sql 连接器是 5.1.2。我正在使用 STS IDEpom.xml<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">  <modelVersion>4.0.0</modelVersion>  <groupId>com.example</groupId>  <artifactId>hibernate</artifactId>  <version>0.0.1-SNAPSHOT</version>  <packaging>jar</packaging>  <name>hibernate</name>  <url>http://maven.apache.org</url>  <properties>    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>  </properties>  <dependencies>  <dependency>    <groupId>org.apache.tomcat</groupId>    <artifactId>tomcat-jdbc</artifactId>    <version>9.0.0.M21</version></dependency>  <dependency>    <groupId>com.sun.activation</groupId>    <artifactId>javax.activation</artifactId>    <version>1.2.0</version></dependency>  <dependency>    <groupId>javax.xml.bind</groupId>    <artifactId>jaxb-api</artifactId>    <version>2.3.0</version></dependency><dependency>    <groupId>com.sun.xml.bind</groupId>    <artifactId>jaxb-impl</artifactId>    <version>2.4.0-b180725.0644</version></dependency><dependency>    <groupId>com.sun.xml.bind</groupId>    <artifactId>jaxb-core</artifactId>    <version>2.3.0.1</version></dependency>    <dependency>      <groupId>junit</groupId>      <artifactId>junit</artifactId>      <version>3.8.1</version>      <scope>test</scope>    </dependency>     <dependency>            <groupId>org.hibernate</groupId>            <artifactId>ejb3-persistence</artifactId>            <version>1.0.2.GA</version>        </dependency>    <!-- <dependency>        <groupId>org.hibernate</groupId>        <artifactId>hibernate-annotations</artifactId>        <version>3.5.6-Final</version>    </dependency> -->    <dependency>        <groupId>mysql</groupId>        <artifactId>mysql-connector-java</artifactId>        <version>5.1.2</version>    </dependency>

Answer 1

您在连接 URL 中错过了:之后mysql。正确的应该是这样的jdbc:mysql://localhost:3306/database

Answer 2

尝试使用，

<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>