Values.RecommenderSchemaFieldSourceDefines a column in a recommender schema, including the target field name and optional feature and content type settings for training.
type nonrec t = {targetFieldName : Text.t;The name of the target field in the dataset, such as Location.City or Attributes.MealTime.
*)contentType : ContentType.t option;The data type of the column value. Valid values are String and Number. The default value is String.
*)featureType : FeatureType.t option;How the column is treated for model training. Valid values are CATEGORICAL and TEXTUAL.
*)}