软件使用
创建E-R图
file → new model → model type → ConceptualDataModel
E-R图实体属性冲突问题
设计多个表，字段遇到同名的时候突然弹出这对话框
This data item is already used in a primary identifier.
Normalization rules prevent from reusing this data item inanother entit.原创大约 7 分钟
file → new model → model type → ConceptualDataModel
设计多个表，字段遇到同名的时候突然弹出这对话框
This data item is already used in a primary identifier.
Normalization rules prevent from reusing this data item inanother entit.