数据交换配置 ${hibernate.hbm2ddl.auto} ${hibernate.dialect} org.hibernate.cfg.ImprovedNamingStrategy true false true ${hibernate.hbm2ddl.auto} ${hibernate.dialect} org.hibernate.cfg.ImprovedNamingStrategy true false true ${hibernate.hbm2ddl.auto} ${hibernate.dialect} org.hibernate.cfg.ImprovedNamingStrategy true false true