jbpm4 mysql 配置
<property name="connection.url">jdbc:mysql://localhost/jbpm</property>
<property name="connection.username">jbpm</property>
<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="dialect">org.hibernate.dialect.MySQL5InnoDBDialect</property>
<property name="connection.password">jbpm</property>