从mysql切换到oracle时报错

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor#0': Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in URL [jar:file:/D:/ENDUSER/P0013759/.m2/repository/com/chinasoft/midea/user/0.0.1-SNAPSHOT/user-0.0.1-SNAPSHOT.jar!/applicationContext.xml]: Invocation of init method failed; nested exception is javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build EntityManagerFactory