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  • 连接数据源的几种方式

    <!-- 注册数据源:Spring内置连接池 -->
    <!-- <bean id="myDataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
      <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
      <property name="url" value="jdbc:mysql://127.0.0.1:3306/test"/>
      <property name="username" value="root"/>
      <property name="password" value="123456"/>
    </bean> -->
    <!-- <bean id="myDataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
      <property name="driverClassName" value="${jdbc.driver}"/>
      <property name="url" value="${jdbc.url}"/>
      <property name="username" value="${jdbc.user}"/>
      <property name="password" value="${jdbc.password}"/>
    </bean> -->

    <!-- 注册数据源:DBCP-->
    <!--
    <bean id="myDataSource" class="org.apache.tomcat.dbcp.dbcp.BasicDataSource">
      <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
      <property name="url" value="jdbc:mysql://127.0.0.1:3306/test"/>
      <property name="username" value="root"/>
      <property name="password" value="123456"/>
    </bean> -->

    <!-- 注册数据源:C3P0-->
    <!-- <bean id="myDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> -->
      <bean id="myDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"/>
        <property name="jdbcUrl" value="jdbc:mysql://127.0.0.1:3306/test"/>
        <property name="user" value="root"/>
        <property name="password" value="123456"/>
      </bean>

    <!-- 注册数据源:C3P0-->
    <!-- <bean id="myDataSource" class="org.mchange.v2.c3p0.ComboPooledDataSource">
      <property name="driverClass" value="${jdbc.driver}"/>
      <property name="jdbcUrl" value="${jdbc.url}"/>
      <property name="user" value="${jdbc.user}"/>
      <property name="password" value="${jdbc.password}"/>
    </bean> -->

    <!-- 注册属性文件:方式一 -->
    <!--
    <bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
      <property name="location" value="classpath:jdbc.properties"/>
    </bean> -->

    <!-- 注册属性文件:方式二 -->
    <context:property-placeholder location="classpath:jdbc.properties"/>

    <!-- 注册JdbcTemplate -->
    <!--
      <bean id="myJdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="myDataSource"/>
      </bean>
    -->

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  • 原文地址:https://www.cnblogs.com/hwgok/p/8018304.html
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