# 全局映射

本节介绍如何管理全局映射设置，包括数据映射和字段映射。

您可以在各自页面的全局映射页面上查看和管理所有映射字段和数据。

{% content-ref url="/pages/FRRdFUNwEODxejUG0LBj" %}
[解决数据映射问题](/accreditation-bodies/ab-zh/error-handling/resolve-data-mapping-issues.md)
{% endcontent-ref %}

{% content-ref url="/pages/bBTLu4GvY8zlHUIJg3pe" %}
[解决字段映射问题](/accreditation-bodies/ab-zh/error-handling/resolve-field-mapping-issues.md)
{% endcontent-ref %}

## 字段映射规则

* 任何未识别的字段名称将无法识别并需要进行字段映射。
* 一个（1）源字段**不能**映射到多个目标字段
  * *在这个例子中，发布日期被映射到了认证发布日期和认证原始发布日期。*
    * **发布日期** -> 认证原始发布日期
    * **发布日期** -> 认证发布日期
* 多个源字段值**可以**映射到一个（1）目标字段
  * *在这个例子中，认证状态和状态被映射到了认证状态。*
    * **认证状态** -> 认证状态
    * **状态** -> 认证状态
  * 在Excel中，重命名工作表选项卡名称被视为字段映射问题


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