Structured source data collected by operational systems—on patients, medical claims, and providers—was fed through extract, transform, load (ETL) processes into the data warehouse.

业务系统收集的结构化源数据 — 关于患者、医疗索赔和供应商 — 通过提取、转换、加载（ETL）流程输入数据仓库。

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These patterns deal with the build and the operational phase of MDM solutions, and are therefore related on ETL, initial data load, and patterns related to build MDM hubs.

这些模式处理 MDM 解决方案的构建和操作阶段，因此包括与 ETL、初始数据装载和构建 MDM hub 相关的模式。

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Load balancing is implicit: Each operational and available worker, perhaps many per worker host, pulls jobs from the queue.

负载均衡是隐式的：每个可操作的可用worker(可能是每个worker主机具有多个worker)从队列中拉出作业。

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