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Get an SFMC extension field

Use the externalItem GraphQL query to retrieve a specific SFMC data extension field.

Example request

{
  externalItem(eclUri: "ecl:2-saleforceconnector-50E9A69B!2D;C73B!2D;4D81!2D;B801!2D;F9990F9EB969.Email.DataExtensionFolder-DataExtensionField-file") {
    ... on DataExtensionField {
      identity {
        id
        localeId
        namespace
        structureType
      }    
      customerKey
      fieldType
      maxLength
      isPrimaryKey
    }
  }
}