Type Exception Report
Message Request processing failed; nested exception is org.springframework.orm.jpa.JpaSystemException: org.hibernate.exception.SQLGrammarException: could not execute query; nested exception is javax.persistence.PersistenceException: org.hibernate.exception.SQLGrammarException: could not execute query
mysql已经创建了名为springMVCDemo的数据库 persistence.xml 也配置过
报异常: