异构数据库集成中间件的设计与实现 关键词：异构数据库集成；XML；中间件；数据库连接池 [gap=1085]Key words：heterogeneous database integration；XML；middleware；database connection pool
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异构数据库语义集成 Heterogeneous database semantic integration
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论文讨论了异构数据库集成的相关理论、传统集成方法及其存在的问题。
The thesis discusses the related theory of integrating the heterogeneous database, the traditional integrating means and problems.
基于XML的异构数据库集成的关键是建立数据库模式和XML模式之间的映射关系。
The key to realize integration of heterogeneous databases on XML is to establish a mapping approach between databases schema and XML schema.
利用XML技术建立异构数据库集成模型的关键是建立XML与数据库之间的转换关系。
The key point that exploits XML to establish the isomerous database integration model, is to set up the conversion relationship between XML and database.
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