| 摘要 |
A database network having a primary database and a plurality of heterogeneous subscribing databases for replicating data updates of the primary database in the heterogeneous subscribing databases includes a database engine connected to the primary database for capturing the data updates in the primary database, a query manager connected to the database engine for generating querie s, where each of the queries is translated based on a specified format for each of the heterogeneous subscribing databases, and a data distributor connected to the que ry manager for distributing the translated queries to the heterogeneous subscribing databases
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