Approach 1 - From within the target database, the source database is accessed using DB2's mechanisms for federated databases.

方法1 -在目标数据库中，使用DB2的联邦数据库机制访问源数据库。

youdao

Nowadays there are mainly three methods for data integration, which are Federated Databases, Data Warehouse and Middleware.

目前主要的数据集成技术包括联邦数据库、数据仓库以及中间件三种方式。

youdao

The Advanced DBA exam gets into federated databases, partitioning, materialized query tables, and multidimensional clustering tables.

Advanced DBA考试涉及到联邦数据库、分区、具体化的查询表和多维集群表。

youdao