서비스 운영 중에 아래와 같은 오류가 발생했다. Column 'CREATE_DATETIME' cannot be null org.springframework.dao.DataIntegrityViolationException: could not execute statement; SQL [n/a]; constraint [null]; nested exception is org.hibernate.exception.ConstraintViolationException: could not execute statement at org.springframework.orhttp://m.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDial..
