“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。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。