在配置dataSource时有个v$session.program属性有什么作用？

Question

 <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
        <property name="driverClass" value="oracle.jdbc.OracleDriver"/>
        <property name="jdbcUrl" value="jdbc:oracle:thin:@localhost:1521:orcl"/>
        <property name="properties">
            <props>
                <prop key="user">reader</prop>
                <prop key="password">reader</prop>
                <prop key="v$session.program">reader-web</prop>
            </props>
        </property>
    </bean>

Answer 1

这个是oracle的特有属性