jpa保存实体对象时,报错:javax.persistence.PersistenceException

【jpa保存实体对象时,报错:javax.persistence.PersistenceException】

jpa保存实体对象时,报错:javax.persistence.PersistenceException

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jpa保存实体对象时出错:javax . persistence . persistence Exception JPA保存实体对象 , 错误:javax . persistence . persistence Exception简介:执行持久方法:异常信息javax . persistence . persistence Exception:org . hibernate . persistentobjectexception: