mycat如何连接mysql

<!-- MyCat配置文件server.xml -->
<server>
    <property name="useSqlStat">1</property>
    <property name="useGlobleTableCheck">0</property>
    <property name="sequnceHandlerType">2</property>
    <property name="processorBufferNum">5000</property>
    <property name="processorBufferPoolSize">500000</property>
    <property name="processorExecutor">30</property>

    <!-- 定义数据源 -->
    <dataHost name="mysql1" maxCon="1000" minCon="10" balance="0" writeType="0" dbType="mysql" dbDriver="native">
        <heartbeat>select user()</heartbeat>
        <writeHost host="hostM1" url="localhost:3306" user="root" password="password"/>
    </dataHost>

    <!-- 定义逻辑库 -->
    <schema name="testdb" checkSQLschema="false" sqlMaxLimit="100">
        <table name="user" dataNode="dn1" rule="mod-long"/>
    </schema>

    <!-- 定义数据节点 -->
    <dataNode name="dn1" dataHost="mysql1" database="testdb"/>
</server>