| # エンティティ関係ダイアグラム (tgerm1500m000) セッションの目的: list the entity-relationship diagrams which you can display and maintain in the Entity Relationship Diagram Details (tgerm1100s000) session. 関連トピック Entity Relationship Modeling 現行モデリングバージョン The version you currently use to create and modify model items. エンティティ関係ダイアグラム A graphic design of the relational data model structure. The diagram shows a (multilevel) structure that consists of entity types and entity type relationships. バージョン A group of model items that share some characteristics, such as the customer, owner, and effective date. 記述 The description or name of the entity-relationship diagram. 注意 The maximum allowed length of the description is 60 characters. ダイアグラム状況 The stage in the development of a model item. 期限切れ このチェックボックスがオンの場合、 the entity-relationship diagram has expired as the version it is in is no longer valid. テキスト このチェックボックスがオンの場合、 text is available that provides you with further information about the entity-relationship diagram. エンティティ関係モデラ If you click this button (or command), the Enterprise Modeler Editor is started which you can use to create or maintain the selected entity-relationship diagram. Generate ERD's from Entities and Relations When you click this button (or command) the Generate Entity Relationship Diagrams from Entity Types and Relationsh (tgerm1220m000) session is started which you can use to create entity-relationship diagrams for a selected range of entity types. ERD を現行バージョンにコピー When you click this button (or command) the selected entity relationship diagram is copied to the current modeling version. バージョンをダイアグラムのバージョンに変更 (D) If you click this button (or command), the current modeling version is changed to the version of the selected entity relationship diagram. |