In such cases, the data analyst must build representative data samples from existing test data or sample the production data.

在这样的情况下，数据分析师必须从现有的测试数据或生产数据生成有代表性的数据样本。

youdao

Create a new test data store and initialize it from the existing test data store.

创建一个新的测试数据存储，并从已存在的测试数据存储中对其进行初始化。

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Typically, when a new organization is acquired, it is not possible to import all the user data from the existing LDAP server of the acquired organization.

通常，当收购一家新企业之后，无法导入所收购企业的现有 LDAP 服务器中的所有用户数据。

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The index has been developed using data from existing quarterly indices of output from the production, services and construction sectors combined with agricultural output data and employee jobs data for the public sector.

BBC: New figures measure NI's output for first time

The department said the new index has been been developed using data from existing quarterly indices of the production, services and construction industries.

BBC: Unemployment: Mixed picture for NI jobless figures

The drug companies have argued that the concerns, raised by Dr. Eric Topol of the Cleveland Clinic and his colleagues, resulted from a misguided analysis of existing data, but the concerns have not fully lifted.

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