You may require a different set of actions when the matching records from an alternate source don't have a valid ID or have no ID; this would be the case for external sources like Acxiom.

当来自备用源的匹配记录不包含有效的 ID 或者没有 ID时，您可能需要进行一组不同的操作，对于外部源，如 Acxiom，便是这种情况。

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The largest marketing-database companies in the U.S. include Acxiom, Alliance Data Systems Corp.

WSJ: Insurers Test Data Profiles to Identify Risky Clients

Acxiom says it wouldn't let insurers use its data to help assess applicants, for fear of triggering the stiffer federal credit-reporting regulations.

WSJ: Insurers Test Data Profiles to Identify Risky Clients

Acxiom recently told investors it takes in three billion pieces of information daily as businesses seek to "monetize" information about their customers.

WSJ: Insurers Test Data Profiles to Identify Risky Clients