Unable to resolve name [org.hibernate.connection.C3P0ConnectionProvider] as strategy [org.hibernate.engine.jdbc.connections.spi.ConnectionProvider]

Caused by: org.hibernate.boot.registry.selector.spi.StrategySelectionException: Unable to resolve name [org.hibernate.connection.C3P0ConnectionProvider] as strategy [org.hibernate.engine.jdbc.connections.spi.ConnectionProvider]

失算，新建的工程引入不完整

添加如下引用即可

 <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>4.3.11.Final</version>             
        </dependency> 
        <!-- mysql数据库的驱动包 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.21</version>
        </dependency>
        <!--C3p0 连接池-->
        <dependency>
            <groupId>com.mchange</groupId>
            <artifactId>c3p0</artifactId>
            <version>0.9.5.5</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-c3p0 -->
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-c3p0</artifactId>
            <version>4.3.11.Final</version>
        </dependency>