“data federation tool”的概念、定义、翻译、参考文献-科学参考

单词	data federation tool
释义	data federation tool Encyclopedia 理学数据库中间件释 data federation tool数据联邦工具通过包装器隐藏每个异构数据源自身特性，为异构数据源提供抽象的数据接口，可看作是一个虚拟的联邦数据库，或具有数据库管理系统（DBMS）功能的中间件软件，应用包装器访问异构数据源。
随便看	liberated area education during the war of liberation liberated-area literature Liberated China liberating set Liberating the Coastal Islands of Zhejiang Liberation liberation liberation axiom Liberation Daily Supplement Liberation Front of the Enclave of Cabinda liberation method Liberation of Nanjing Liberation Policy Liberation Publishing House Liberation Rite Liberation Rite of Water and Land Liberation Theology Liberia Liberian-Anglo Treaty Liberian Civil War Liberian-Franco Agreement Liberian Literature Liberians Liberian-U.S.A. Agreements of Mutual Defence Assistance Liberia-United States Agreement on the Construction of the Port of Monrovia

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