# 78. Requête : trouver « Champs » par « externalKey »

Trouvez les "Parcelles" grâce à la cléExterne du tiers incorporée lors de la procédure d'enregistrement de la "Parcelle".

### <mark style="color:orange;">OPTION 1</mark> en utilisant la requête getFields

{% code overflow="wrap" lineNumbers="true" %}

```graphql
requête FindFieldsByExternalKeyOption1 {
  getFields(filtre: {
    fieldExternalKey : "<identifiant_tiers>"
  }) {
    nombreTotal
    fields {
      uuid
      nom
      externalKey
    }
  }
}
```

{% endcode %}

### <mark style="color:orange;">OPTION 2</mark> en utilisant la requête getFarms

{% code overflow="wrap" lineNumbers="true" %}

```graphql
requête FingFieldsByExternalKeyOption2 {
  getFarms {
    fields(externalKeys: ["<identifiant_tiers>"]) {
      uuid
      nom
      externalKey
    }
  }
}

```

{% endcode %}


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