装满的

• Understand and use 4th normal form in your relational database designs make sure every table only contains fields strongly coupled to the primary key , and make sure that only fields which will mostly be filled for all rows in the table are present
  理解，使用原野和主要的钥匙有力地结合的你的设计弄清所有桌子都仅仅包括的关系数据库里的第4个通常的形式，确认将主要是为全部排在桌子被装满的仅仅原野都现在。