# 73. Forespørgsel: Hent gitterdata med den valgte buffer

Forespørgsel for at hente gitterdata fra datasæt som "FieldSatelliteImage", "TopographyMap", "SoilDataset", "YieldDataset", "AsAppliedDataset", "VectorAnalysisMap" med den valgte buffer.

{% hint style="danger" %}
Anbefales kun at hente et enkelt datasæt med `sourceDataUrl` pr. forespørgsel. 
{% endhint %}

`IngenBuffer`, `PlusEnPixel`, `PlusToPixel`, `MinusEnPixel`, og `MinusToPixel` er tilgængelige som en `buffer`.

{% hint style="danger" %}
`sourceDataUrl` linket er kun tilgængeligt i **60 sek.**
{% endhint %}

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

```graphql
query GetRawVectorDataFromSatelliteImage {
  getFarms (farmUuids: ["<placeholder_of_farm_uuid>"]){
    uuid
    navn
    fields (fieldUuids: ["<placeholder_of_field_uuid>"]) {
      uuid
      navn
      satelliteImages(satelliteImageUuids: ["<placeholder_of_satelliteimage_uuid>"]) {
        sourceDataUrl(format: GEOJSON buffer: PlusTwoPixels)
      }
    }
  }
}
```

{% endcode %}


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