目录1．引言..........................................................................................................................................................................11.1编写目的........................................................................................................................................................11.2参考资料........................................................................................................................................................12.需求规约.....................................................................................................................................................................22.1业务描述..............................................................................................................................................................22.2需求分析..............................................................................................................................................................23.数据库环境说明.........................................................................................................................................................34.数据库的命名规则.....................................................................................................................................................44.1数据库对象命名规则..........................................................................................................................................44.2数据项编码规则..................................................................................................................................................45.逻辑设计.....................................................................................................................................................................55.1ER图....................................................................................................................................................................55.2关系模型..............................................................................................................................................................56.物理设计.....................................................................................................................................................................66.1表汇总..................................................................................................................................................................66.2表[1]:[SUPPLIERS表](供应商表)........................................................................................................................66.3表[2]:[PRODUCT表](产品表)...............................................................................................................................76.4表[3]:[SP表](供应商产品供应表).......................................................................................................................76.5表[4]:[ORDERS表](订单表).................................................................................................................................86.6表[5]:[PO表](产品订购表).....................................................................................................................................
