How to convert 1:N:N ternary relationship in relational model to logical model

前端 未结 0 700
感动是毒
感动是毒 2020-12-06 10:46

I have three tables in a ternary relationship. I want to convert it to a logical schema and create the tables in SQL Tables are Prescription, Device and Order.

相关标签:
回答
  • 消灭零回复
提交回复
热议问题