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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                # 第 23 章 示例:復雜映射實例 **目錄** + 23.1\. Employer(雇主)/Employee(雇員) + 23.2\. Author(作家)/Work(作品) + 23.3\. Customer(客戶)/Order(訂單)/Product(產品) + 23.4\. 雜例 + 23.4.1\. "Typed" one-to-one association + 23.4.2\. Composite key example + 23.4.3\. 共有組合鍵屬性的多對多(Many-to-many with shared composite key attribute) + 23.4.4\. Content based discrimination + 23.4.5\. Associations on alternate keys 本章展示了一些較為復雜的關系映射。
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