现有的异构数据库中间件已不能完全满足网络信息系统应用的上述需要。
Current heterogeneous database middleware cannot meet the need of network information system application said above.
目前比较成熟的数据集成方法主要有联邦数据库、数据仓库、中间件三种方法。
There are usually three data integration methods, which include federal database, data warehouse and middleware.
目前比较成熟的数据集成方法主要有联邦数据库、数据仓库、中间件三种方法。
There are usually three data integration methods, which include federal database, data warehouse and middleware.
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