hibernate的错误异常
Hit uncaught exception org.hibernate.HibernateException
org.hibernate.HibernateException: Hibernate Dialect must be explicitly set
at org.hibernate.dialect.DialectFactory.determineDialect(DialectFactory.java:57)
at org.hibernate.dialect.DialectFactory.buildDialect(DialectFactory.java:39)
at org.hibernate.cfg.SettingsFactory.determineDialect(SettingsFactory.java:378)
at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:110)
at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:1823)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1143)
at hibernate.Hello.main(Hello.java:25)
这是什么问题呀,我用JBuilder X新建立的一个hibernate程序但运行就是会出现这种异常..