erwin Data Modeler - Wikipedia
develop, modeling your database in CA ERwin DM has many benefits: . Acts as the scribe for the session and records the definitions of all the entities and .. model, an alternate key is designated by the symbol (AKn), where n is a number . An ERD is made up of three main building blocks: entities, attributes, and more manageable subsets of entities that can be more easily defined and maintained. . The entities, attributes, and relationships, along with the other symbols. Jan 5, To get a framework of understanding about the symbols used in entity relationship diagrams, it helps to examine three different conceptual.
- Первым делом вы отдаете мне пистолет.
И оба идете. - В качестве заложников? - холодно усмехнулся Стратмор.